Impinger I -–1000 Series Service Manual - Domestic 37
MANIFOLD PRESSURE - ADJUSTMENT
1. Remove control panel to p and front cover.
2. WITH ELECTRIC POW ER AND GAS OFF: remove the outlet pressure tap plug from the gas
control valve and install the adapter fitting and manometer.
3. Turn on electric power an d gas and start-up oven.
4. With oven at full fire, m anifold pressure should be (3.5"W.C. NAT/10" W.C. LP).
5. Turn off electric power an d gas, replace cover screw, remove manometer and adapter;
replace pressure tap plug.
6. Check pressure tap for gas leaks before closing panel.
7. Close control panel an d check system operation.
TEMPERATURE CONT ROL VALVE (ROBERT SHAW)
1. Shut off power at main bre aker
2. Shut off gas suppl y.
3. Remove control panel to p and front cover.
4. Remove gas control va lve (See Above).
5. Remove the two-(2) 3/8" x 16 nuts that hold main orifice bracket to the burner assembly.
6. Remove temperature contr ol valve sensing bulb from oven cavity.
NOTE: It may be necessary to remove conveyor and fingers from oven cavit y.
7. Remove piping from old temperature control valve.
8. Reassemble in revers e order, be sure the sensing bulb is properly placed in the oven
cavity. The sensing bulb is properly placed in the oven cavity when it is placed in
the spring holder and positioned with the 5 1/2" of the bulb to the left of the spr ing holder.
NOTE: The bypass screw should be adjusted all the way in.
SOLENOID VALVE
1. Shut off power at main bre aker.
2. Shut off gas suppl y.
3. Remove control panel to p and front cover.
4. Remove gas control va lve (See "GAS CONTROL VALVE").
5. Disconnect wires from solenoid valve.
6. Remove two (2) 3/8" x 16 hex nuts that hold main orifice bracket in place.
7. Remove solenoid valve as sembly.
8. Remove piping from solenoid valve.
9. Reassemble in revers e order.
TEMPERATURE CONT ROL BOARD
GAS OVENS
1. Shut off power at main bre aker.
2. Remove control panel to p and front cover.
3. Remove relay box cover .
4. Disconnect wiring from temperature control board.
5. Make note of wire num ber and location for reinstallation.
6. Reassemble in revers e order.
ELECTRIC OVENS
1. Shut off power at main bre aker.
2. Remove control panel to p and front cover.
3. Disconnect wiring from temperature control board.
4. Make note of wire num bers and location for reinstallation.
5. Reassemble in revers e order.