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Page Title:
PERSONNEL HEATER IGNITER AND IGNITION CONTROL UNIT REPLACEMENT - continued |
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 TM 9-2320-361-24-2
0429 00
PERSONNEL HEATER IGNITER AND IGNITION CONTROL UNIT REPLACEMENT (Contd)
NOTE
Prior to removal, tag lead wires for installation.
IGNITER REMOVAL
1.
Remove nut (6), receptacle ground lead (13), ground strap (12), and lockwasher (11) from ignition
control unit (8). Discard lockwasher (11).
2.
Disconnect igniter leads (7) and (10) from ignition control unit (8) and igniter hatch cover (9).
3.
Release two fly screws (14) and remove igniter hatch cover (9) from heater housing (15).
4.
Press and turn igniter (18) 1/4 turn left and remove from igniter tube (17). Discard igniter (18).
5.
Remove screw (16) and igniter tube (17) from heater housing (15).
IGNITION CONTROL UNIT REMOVAL
NOTE
Remove igniter before removing ignition control unit.
1.
Remove nut-assembled lockwasher (1), thermostat lead (5), receptacle lead (4), and ignition control
lead (3) from overheat switch (2). Discard nut-assembled lockwasher (1).
2.
Remove two screw-assembled lockwashers (19) and ignition control leads (20) from flame detector
switch (23). Discard screw-assembled lockwashers (19).
3.
Remove three screws (21), ignition control unit (8), and lockwasher (22) from heater housing (15).
Discard lockwasher (22).
IGNITION CONTROL UNIT INSTALLATION
1.
Install new lockwasher (22) and ignition control unit (8) on heater housing (15) with three new
screws (21).
2.
Install two ignition control leads (20) on flame detector switch (23) with two new screw-assembled
lockwashers (19).
3.
Install ignition control lead (3), receptacle lead (4), and thermostat lead (5) on overheat switch (2)
with new nut-assembled lockwasher (1).
IGNITER INSTALLATION
CAUTION
Igniter is fragile. Use care when installing igniter. Failure to do
so may result in damage to equipment.
1.
Install new igniter (18) in igniter tube (17). Press and turn igniter (18) 1/4-turn right to hold in
place.
2.
Install igniter (18) and igniter tube (17) on heater housing (15) and secure with screw (16).
3.
Install igniter hatch cover (9) on heater housing (15) and hold in place with two fly screws (14).
4.
Connect igniter leads (7) and (10) on ignition control unit (8) and igniter hatch cover (9).
5.
Install new lockwasher (11), ground strap (12), and receptacle ground lead (13) on ignition control
unit (8) with nut (6).
6.
Install personnel heater guard and blower motor (WP 0427 00).
7.
Connect battery ground cable (WP 0126 00).
8.
Release parking brake and remove wheel chocks (TM 9-2320-361-10).
0429 00-2
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