Notice – Proheat M125 User Manual
Page 56
4-19
PROHEAT M-SERIES G-II PCM SERVICE MANUAL
Figure 4-21: Fuel Supply Pump Gear Removal.
k)
Re-install the Fuel Delivery Block using the three original Screws and 3 x
new Lock Washers. Torque to 75 ±7 in-lbs.
l)
Re-install the Flame Shield, Ignition Electrodes and the Fuel Solenoid
Valve Connector.
m) Re-install the Burner Head onto the Heat Exchanger (not shown) using
the original mounting hardware as per service manual.
n)
Restore power to the fully reassembled heater unit and operate for a
minimum of two cycles to ensure functionality. Inspect for fuel leaks
around exterior of Burner Head and Heat Exchanger.
NOTE: LUBRICATE
O-RINGS WITH DIESEL
FUEL PRIOR TO
INSTALLATION
NOTE: INLET SCREEN
AND O-RING
ASSEMBLY ORDER
BLOWER HOUSING
COMPRESSOR
FLANGE
FLAME
SHIELD
IGNITION
ELECTRODE
GEARS
O-RING
O-RING
O-RING
O-RING
O-RING
SCREEN
SCREEN
O-RING
3 x M6SCREWS
TORQUE
75±7 IN-LBS
LOCK WASHERS
FUEL
DELIVERY
BLOCK
IDLER SHAFT
INSERT WITH
THREADED HOLE
OUTWARDS
FUEL SOLENOID
VALVE CONNECTOR
NOTICE
All plugs/harnesses must be rein-
stalled into the G-II Proheat Control
Module (G-II PCM) before heater
goes back into service.