Lincoln 3270-2 Convection Oven User Manual


 
Impinger X2 – Digital Service Manual – Dom & Int’l
16
REMOVAL, INSTALLATION & ADJUSTMENTS
IMPINGER X2 SERIES OVENS
CAUTION!
BEFORE REMOVING OR INSTALLING ANY COMPONENT IN THE IMPINGER X2
OVEN BE SURE TO DISCONNECT ELECTRICAL POWER AND GAS SUPPLY
MOTOR, MAIN FAN - REPLACEMENT
1. Shut off power at main breaker.
2. Remove control box cover and control box rear cover.
3. Disconnect motor wiring and mark all wiring for reassembly.
4. Remove V-belt by loosening the four bolts on the motor mount plate and the two belt tensioning bolts.
5. Remove motor and motor mount assembly. Remove motor from motor mount. Remove pulley from motor
and install pulley on new motor.
6. Reassemble in reverse order and check system operation. Be sure to check for proper tension on drive
belt. Adjust tension bolts until there is no more than 3/8 inch deflection at the halfway point between the
motor pulley and the driven pulley.
SHAFT AND BLOWER WHEEL – REPLACEMENT
1. Shut off power at main breaker.
2. Remove cover panels form both sides.
3. Remove back.
4. Unbolt blower housings
5. Remove thermocouple from mount
6. Remove flanges from blower housing
( mark position of flange for replacement)
7. Unbolt air return panels from inside top
8. Remove sheet metal from plenum