We got the call from a customer from Woodside, CA. The main complaint was Viking refrigerator VCSB483 no cold. I arrived at the place and conduct some tests to find out the source of the problem. I measured the pressure in the sealed system and there was no freon inside. The most likely unit had […]

We received a service request from a customer who required to rebuild his Viking BBQ VGIQ430 . He experienced no ignition of the burners and no heat at all. The BBQ was not the subject of direct sunlight but was still affected by rust, because the client did not use cover. In the morning’s BBQ […]

Normally we don’t provide Pcb board repairs. We received a call from our return customer from Polo Alto CA. They have Thermador Double oven with an upper unit not producing the heat. But this time I decided to provide board rebuild myself. I removed the unit out of the cabinet using a special dolly. I […]

We received the call from the town of Los Altos. The customer has a built-in Sub Zero unit. The initial problem was Sub Zero 642 refrigerator not cooling. First of all, I noticed frost buildup on the back wall in the refrigerator compartment. This for me was a clear sign of the refrigerant leak on the evaporator […]

We received the call from the customer from San Francisco. She complained about Sub Zero 532 Freezer not cold and also big frost build up inside. I came to the customer’s place and start troubleshooting the unit. I found several issues with this Sub Zero 532 unit. The reason why freezer was warm is no airflow through the […]

We received the call from the customer located in Hayward, CA. He has Outside built-in grill. The initial problem was Wolf BBQ Grill OG42 no ignition. Also, the customer did not have the power adapter for his rotisserie motor. I started troubleshooting the appliance. I tested the gas supply line which was OK. Also, the power outlet was suppling […]

The customer called us for repair of his built-in unit. The initial problem was GE Monogram refrigerator ZISS360DRGSS no cold. The owner was not doing the maintenance of the condenser coil. So the unit was working at higher temperature and pressure. This unit has a variable speed DC compressor. To convert AC power to DC it has the […]

A customer called us to troubleshoot his built-in Viking oven. The initial problem was Viking oven VESO165 no heat. The owner had ower repair company who quoted for the bake element replacement. So they brought the new element and replace it. But this did not solve the problem. Unit Viking oven still won’t heat up. So […]

The customer called us with several issues with his Sub Zero built-in refrigerator. The initial problem was Sub Zero 690 no ice and water. I showed up on my appointment and troubleshoot the unit. There were several issues. Problem number one was the icemaker was not producing ice cubes. I manually force the water valve […]

The customer has a Dacor built-in oven. Initial problem was that Dacor oven ECS127 no heat. I showed up during the appointment window and start troubleshooting the unit. The customer thought that the problem was bake element which they already replaced in the past. Here are the steps which I follow during troubleshooting this unit: […]

The client has a built-in Sub Zero stand-alone freezer. The initial problem was Sub Zero 601F freezer not cold. As he explained to me the freezer was running almost all the time and hardly maintain the temperature. Also, he had the service on the screen. I connected my gauge set to the unit. Pressure on the high side was very low. […]

The customer has side by side built-in refrigerator unit from Sub Zero brand. The initial problem was Sub Zero 642 refrigerator no cold. She explained to me that the refrigerator side was getting warmer and she had ice build up on the back wall. Frost on the back wall is the first sign for me that […]

The customer has side by side built-in refrigerator unit from Sub Zero brand. The initial problem was Sub Zero 561 refrigerator no cold. I came to the customer’s house during my appointment time. She explained to me that the refrigerator side was getting warmer and she had ice build up on the back wall. Frost on […]

We receive a call from a customer from the city of Palo Alto. The initial problem as Viking DDSB483 refrigerator no ice. Icemakers usually last for 10 years and need replacement pretty often, that’s why I always keep them in stock. This way I provide same day repair to my customers. But before just to quote […]

A client had problems with Sub Zero 650 frost buildup. This is the top/bottom built-in unit. Be more specific fridge side was warm and there was big ice built up on the fridge floor. After diagnostics, I figured out a few issues. Number one issue was the refrigerant leak on the evaporator coil, because of that […]

The customer has standalone built-in Sub Zero 501 no cold. Also, they had some water leak from the fridge. They called our company and made an appointment for repair. I arrived at their place and troubleshoot the unit. There were a few issues. One was frost built up on the evaporator coil. The other was a […]

The customer has built-in unit Sub Zero 427RG wine cooler no cold. This is interesting units with wine cooler on the top and refrigerator on the bottom combo. They purchased it 10 years ago and prefer to fix unit rather than buy the new one because this one is in very good shape. From my […]

This customer has a Sub Zero 650 frost buildup inside the refrigerator section. She had some other company to troubleshot her unit days before. The Tech came to her place and did not even spend any time on the diagnostics of the unit. He just quotes her for evaporator replacement for $2000. The client thought that the […]

A customer had VCBB363 Viking refrigerator not cooling.  This unit is the side-by-side built-in model. This customer had one company in the past which replaced low voltage board and charged the client, but the problem was not resolved. Because of bad previous experience, he decided to choose the other company and called us for repair. Apon arriving I had found […]

A customer has Thermador T36IT70NNP refrigerator leaking. This is the top/button built-in unit. It was leaking from the fridge compartment, the water fas following door frame and caused little flood damage on the hardwood floor. The customer decided to use our company for repair, after several rejections from other handymen. Reason to that is Thermador fridge is […]

A customer has Thermador T30IF70NSP freezer no cold. This is a standalone built-in unit. Freezer stop produced cold and also icemaker stopped working. Customer cold us after having 2 other companies came to his place and refuse to service this unit. Thermador tower units are very complicated in terms of the number of electronics involving in […]

A customer has a refrigerator unit Sub Zero 700TCI not cooling. Top cabinet fridge was not producing the cold. The compressor and all fans were running but the unit still was not producing cold. I connected gauges to the sealed system for refrigerator side and get negative pressure. It means for me that there is no […]

A customer has a side by side built-in unit Thermador KBUDT4855 not cooling and was beeping nonstop. Also, the symbols on the screen were flashing. This unit has a DC compressor and inverter starting relay, which converts AC power to DC. I conducted several tests and find two issues. Inverter relay was receiving the power but did […]

A customer has Sub Zero IC30FI freezer not cooling. They experienced warm temperatures around 20-30 degree inside the freezer. This unit is the newest line of integrated appliances from Sub Zero. Integrated Sub Zero refrigerators have multiple advanced features and are overengineered in terms of the number of electronics. Sub Zero even restrict accidental access […]

A customer has a problem with his unit Dacor double oven no heat. Top Oven did not heat up and was beeping nonstop. I run some test from built-in software inside Dacor appliances. Turns up that there was an issue with the control board for top oven. This unit has similar control units for the top […]

A Customer has top/bottom unit Sub Zero 550 no cold. They just bought the house and willing to fix this unit. After diagnostics on this unit, I find multiple issues. Both sealed systems were not working. This unit was very badly maintained for 20 years, I would say it was not maintained at all. Problems start […]

A customer called us because of his Sub Zero 424 wine cooler not cooling. Instead of 44-55 degrees client had 72 degrees inside the unit. A unit is 10 years old. I noticed that there were green oxidation signs on the back wall.  This for me is the sign of corroded evaporator coils and freon leaks on them. […]

A customer called us and complained about his refrigerator GE Monogram ZFGB21HXCSS not cold. They experience weird behavior from this unit he worked for one week then stop for another. Also, they had a loud grinding noise coming from the unit. So they decide to use my company for repair. I inspect the unit and notice frost […]

A client called us with the problem with his Viking refrigerator RDDFF236SS03 no ice. They had some tech before who quoted that it is not repairable and they need to replace the unit. I removed the freezer door, an ice bin to have access to the icemaker. This type of icemakers allows me to test multiple cycles of the icemaker. Such […]

A customer has Viking VGIC305 range and the oven was not heating up above 200 degrees. Also, they had a long ignition for the oven. It took almost 2 minutes for the oven to ignite, which is more out of the designed specs. I removed racks, side racks, and heat distribution pan. I noticed that one igniter was […]

A customer has Sub Zero 642 built-in unit with the very hot door frame and an inconsistent temperature inside the unit. Temperature sometimes went up 10-20 degree above the setting on the panel. I removed the top grille and noticed that condenser fan was not working. Fan suppose to create airflow through condenser coil and cooldown […]

A customer has a Sub Zero 690 built-in refrigerator which was making loud grinding noise from the fridge side. I find that evaporator fan motor for refrigerator compartment was defective and was making the weird noise. I offered to replace the defective part with new one. After permission, I removed all shelves, light cover, back wall and […]

A customer has Thermador PCS364 professional range top unit. She experienced random clicking on the burners and no ignition on left burners. I removed all parts to have access to internal parts. After several tests, I find out that both potentiometers were bad, also spark module was defective and all spark electrodes were rusty. I offered to replace […]

A customer has refrigerator and wine cooler combo built-in unit. The refrigerator side was not cooling. We connected gauges to the system and notice strange pressure behavior. The pressure was OK for some period but then just go to 0 PSI. I decide to put dye in the system to find the leak. I managed to find the freon […]

A customer has standalone Viking VGBQ3002 BBQ unit. This unit has 3 burners inside, 2 tubes and 1 U-shape burner. The one with U-shape had no gas flow. The problem was the defective gas valve. I removed top grades, heat distributor plates and front panel to have access to all internal parts. I shut off the gas and […]

A customer has Viking VGSC36740SS range with the broken thermostat. This is a very common issue because of Viking using soft metal as a knob mounting pin. We removed the unit from the cabinet, removed the top hood part,  back wall and front panel. I reinstalled old thermostat wiring to the new one and run the […]

A customer has Viking VGIC4856 range with the broken thermostat pin, little oven on the left not heat up at all and big right oven had late ignition. We removed racks from oven, side rack holders and heat distribution pan on the bottom. Now we had exposed components to troubleshoot and our tech determines that all […]

A customer has built-in Sub Zero 685 unit. There was a big snow built up on the back panel in the refrigerator. We removed all shelves, light cover and back panel. The evaporator coil was completely covered with frost. We test the fan motor and temperature sensors. Everything was in scope and working fine. We decided to replace evaporator […]

A customer has Viking VCBB536LSS refrigerator unit with lots of ice buildup on the bottom of the freezer. Also, the temperature in the refrigerator side was 68 degree. Our tech removed freezer door, top shelf, icemaker, fan cover and back panel. We saw thick frost buildup on the bottom and under the evaporator coil. We […]

A customer has IC 30FI only freezer integrated unit which is leaking and has frost buildup on the bottom. Our tech runs built-in self-diagnostics and has found some error codes. These error codes pointed to misreading temperature information from evaporator sensor. We find out that based on false information from sensor freezer ended defrost cycle too fast, that’s why frost on […]

A customer has Monogram zics360nmbr refrigerator with cool temperature in the freezer and high temperature in the fridge side. We run diagnostics and find out that defrost function was malfunctioning for the appliance. We find bad defrost thermostat and bad control board. After, we removed freezer door, fan cover, back wall to have access to […]

A customer has Sub Zero 427RG Refrigerator/wine cooler combo. Refrigerator unit was not cooling, there was 65 degree inside. We test pressure for the sealed system and find the refrigerant leak on the evaporator coil. We offered to replace the evaporator coil, replace dryer filter and refill refrigerant. First, we remove all sliders, panels and […]

A client has Wolf RT486C Rangetop 20 years old unit. They experienced random clicking, bad ignition on the burners, uneven flame and clicking with flame ON the burner. We run diagnostics and offer to rebuild ignition system. We offered to replace all 6 spark electrodes, all ignition wiring, and 1 spark module. After permission, we came […]

A customer has 48″ Wolf W482418 range hood unit. Blower fan motor won’t start when they turn on the knob. Also, they ask us to replace front panel for hood controls and knobs which were worn off after years of use. After diagnostics, we find out that blower fan controller and bracket switch malfunctioned. After clients permission […]

Customer purchase Sub Zero IT-36CI unit 20 months ago. After that, they experience the same issue again and again. Sub Zero made some design flows with new model refrigerators. They install too little diameter of the drain tube. This causes problems with air/condensation airflow and has blockages in the drain system. For some Bult In units, […]

A customer has Sub Zero 642 refrigerator side by side unit. She noticed that unit was leaking. Right away our technician checked the drain for refrigerator part. As expected drain tube was clogged. We removed lower drawers and glass shelving. Now then we have access to the drip pan and drain tube. Using the steamer we cleaned drip […]

A customer has side by side Sub Zero 690 refrigerator which was not cooling on the refrigerator side and also was leaking from the top. After measuring the pressure inside the sealed system we find freon leak on the evaporator coil and inefficient compressor. There was also plastic tubing on the top of the fridge with multiple cracks […]

A customer has Sub Zero 700BR under counter refrigerator which was not cooling. There was 65-degree temperature on average inside the unit. We measured the pressure inside the sealed system and find out that there is the refrigerant leak the on evaporator coil. We ordered new evaporator coil which comes with the heat exchanger line set. We […]

Customer called us to fix icemaker for Sub Zero 632 model and also bad door seal for the refrigerator side. We conducted series of test to find the malfunctioning part. First, we tested the pressure in the water line. After we send 110v manually on the water inlet valve to make sure that it opens the access to […]

Customer complained about high temperature in Viking DFBB363 model refrigerator. We removed the freezer door, icemaker and back panel to have access to internal parts in the freezer. Evaporator coil was clogged with snow buildup which was blocking the air flow through the evaporator coil. After some testing, we find out that defrost cycle was malfunctioning. We decided […]

Customer experienced water leaking from water dispenser while using it. Water was coming out from the top panel and icemaker dispenser. We removed the water dispenser cover, remove the mounting screws and internal panel to have access to internal parts. Turned out that was just plastic tube came of from housing and pour the water all around the water/ice […]

A customer was complaining about the low heat in the oven. Also, late ignition and not properly distributing heat inside oven chamber. After diagnostics, we figured out that all igniters and some of the tube burners were malfunctioning. Igniters were not reaching the proper glowing temperature in time and destroyed the tube burners after some […]

A customer has 20 month old Sub Zero Bi -42 unit. They experience water leak from the fridge section, water follows freezer door seal and creates frost build up in the freezer. Also, some portion of water runs on the floor. We disassembled all shelving from the fridge, remove back panel and find the clogged drain. We use […]

A customer had side by side unit with 70 degree on the fridge side and 10 degree in the freezer. Also, then they try to use water dispenser the water starts leaking from the top.  After troubleshooting the unit we figured out that condenser fan motor was malfunctioning, which caused overheating of the sealed system and as […]

Custome have outside Viking grill. They had no electrical ignition and no heat from burners. We troubleshoot the unit and find rusty burners, rusty electrodes, and rusty heat distribution plates. After permission on the repair, we ordered Viking original parts and made an appointment. First, we removed all rusty and damaged parts from the grill. Then we […]

A customer has Thermador range PGR304 with no ignition on the cooktop part. She had couple other companies who tried to repair this appliance but failed. Our tech had troubleshot the unit and determined that there was bad spark module, 2 potentiometers, and bad electrodes.  We had some problems to remove the top burners because of […]

A customer had a kitchen remodel and also some changes to an electrical circuit. During those manipulations with power circuit, the damage was produced to Thermador range. The range starts flashing error codes and oven stopped working. Customer called us to troubleshoot range. Our tech tested Thermador range, based on flashing error code. Turned out that […]

Customer experienced loud fan noise and lots of vibrations while using any cycle on his Thermador double oven. Our technician troubleshoot double oven and find out that the top blower fan motor was spinning unevenly, this was causing noise and vibrations. Lower blower fan motor was OK. After ordering the original part we returned to the […]

Customer called us for service Dacor range. He was trying to replace light bulb inside the oven, and overtwist it and make a short. He saw lots of sparkles after the short. We removed the light bulb cover glass and inspected the light bulb housing. Housing was OK. We disassembled cooktop portion of the range, […]

A customer had Sub Zero 427 RG unit.  This is combo unit top wine cooler and fridge on bottom. Fridge on the bottom is 70 degree inside. We tested the system and measure the pressure in the sealed system. We find out that fridge had freon leak on the evaporator coil. We offered the client to replace the […]

A customer had the warm freezer, ice buildup in the freezer and also ice buildup in the fridge. After diagnostic, we find several issues. Drain for refrigerator side was clogged, condensation was overflowing drip pan and cause the leak. Also defrost cycle for freezer side was faulty. We offered a solution to the customer and after permission […]

Customer experienced late ignition for the oven. It ignites after 5 minutes. Also, oven not heats up more than 200 degrees. We removed racks, side shelf holders, and heat distributor pan. We test the ignition system and find slow igniters and damaged tube burners. We offered to client replacement of 2 igniters and 2 tube burners. After […]

Customer experienced multiple times in the past ice buildup on the button of the freezer. he used other companies who effortlessly try to clean ice buildup, but a problem comes back later. Viking has some design flow with this top/bottom models. during defrost cycle heating element is not able to generate enough heat to remove all […]

A customer has Dacor electrical range with glass top.  Two burners on the right side do not work. No error codes showed up on the screen. We removed the unit, disassembled front control panel and lifted up top part. We examined and tested induct generator boards and find the defective processor.  Some specifics to this job. […]

Customer called us because his Thermador built-in unit was warm. We run diagnostics of sealed system and find the restriction in the capillary tube. We offer the client to replace the heat exchanger and recharge the unit with refrigerant. For this particular model heat exchanger tubing is running inside the insulation, so we have to run a new […]