Viking VCSO210SS Service Manual page 28

VCSO210SS
1. Disconnect the power supply cord, and then remove the
outer case and the back plate assembly.
2. Open the door and block it open.
3. Wait for 60 seconds to discharge the high voltage
capacitors of the inverter unit.
4. Disconnect the high voltage wire from the magnetron
terminal with insulated pliers.
5. Make the terminal (metal part) of the high voltage wire
contact to the magnetron body with insulated pliers.
6. Now, the capacitors of the inverter unit are discharged.
WARNiNG: Use the pliers that the portions of their handles
are insulated completely to avoid an electric
shock.
7. Remove the water tube from the engine unit assembly.
1. Disconnect the power supply cord, and then remove the
outer case and the back plate assembly.
2. Open the door and block it open.
3. Wait for 60 seconds to discharge the high voltage
capacitors of the inverter unit.
4. Disconnect the high voltage wire from the magnetron
terminal with insulated pliers.
5. Make the terminal (metal part) of the high voltage wire
contact to the magnetron body with insulated pliers.
6. Now, the capacitors of the inverter unit are discharged.
WARNiNG: Use the pliers that the portions of their handles
are insulated completely to avoid an electric
shock.
7. Remove the latch hook right, referring to "DOOR SENS
ING SWITCH, THIRD DOOR SWITCH and SECOND
ARY INTERLOCK SWITCH, AND MONITOR SWITCH
REPLACEMENT."
8. Remove the wire harness from the oven lamp, pump
motor and WL joint (Upper).
9. Remove the engine unit assembly, referring to "ENGINE
UNIT ASSEMBLY REMOVAL."
10.Disconnect the DC fan motor (cooling) connector. Then
remove the motor angle mounting the DC fan motor
(cooling) from the filter cover (by removing the one (1)
screw).
11. Straighten the tags of the front plate of the oven fixing
the panel. If screw clamping has been applied, remove
ENGiNE UNiT REMOvAL
TUBE PUMP ASSEMBLY REMOvAL
CAUTION: When the water tube is removed from the
engine unit, remained water may bleed from the
engine unit.
8. Remove the wire harness from the heater terminal of
engine unit assembly by removing the four (4) screws.
9. Disconnect the engine thermistor from the wire harness.
10.Remove the three (3) screws which are holding the
engine unit assembly from inside of the oven cavity.
11. Remove the one (1) screw holding the thermo mounting
angle to the heat cover-right assembly.
12.Remove the one (1) screw holding the engine unit
assembly to the heat cover-right assembly.
13.Now, the engine unit assembly is free.
CAUTiON: When the new engine unit is installed, the
thermistor (engine) and engine packing B
should be reinstalled.
the one (1) screw.
12.Open the door
13. Remove one screw from inside at top of right panel. Pull
the right panel upward and remove it from the front
plate of the oven.
NOTE: The Right Panel contains the nameplate/serial label
and will be difficult to replace if broken.
14.Remove the one (1) screw fixing the tank cover to the
front plate of the oven from the front.
15.Remove the one (1) screw fixing the tank cover to the
right heat shield plate assembly.
16.Remove the one (1) screw fixing the tube pump assem
bly to the right heat shield plate assembly.
17.Disconnect the display board harness from the control
harness.
18.Disengage the control harness connector from the tank
cover tags.
19.Remove the tank cover (tank cover assembly) with the
tube pump assembly installed from the set.
20.Remove the one (1) screw fixing the tube pump assem
bly to the tank cover.
21.Pull the tube pump assembly out of the tank cover.
NOTE: Before installing the tube pump assembly, ensure
that the water supply tube has been connected to
the pipe of the tube pump assembly.
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