TM 9--2350--292--20--1
0140 00--5
PERSONNEL HEATER FAILS TO OPERATE PROPERLY -- CONTINUED
0140 00
K
Is continuity present?
CONTINUED FROM STEP J
no
yes
CONTINUED ON NEXT PAGE
1. Disconnect hearness 4W124 from heater
control box.
2. Place one multimeter lead on pin E of heater
control box receptacle and other lead on
HEATER CONTROL switch terminal 19.
Check for continuity.
Repair (WP 0290 00) or replace
(WP 0248 00) lead from control
box receptacle pin E to HEAT-
ER CONTROL switch. Verify
fault is corrected.
L
Is continuity present?
no
yes
1. Place HEAT switch in LO position.
2. Place one multimeter lead on heater control
box receptacle pin B and other lead on HEAT
switch LO terminal. Check for continuity.
Repair (WP 0290 00) or re-
place (WP 0248 00) lead
from control box receptacle
pin B to HEAT switch. Verify
fault is corrected.
M
Is continuity present?
no
yes
1. Place HEAT switch in HI position
(TM 9--2350--292--10).
2. Place one multimeter lead on heater control
box receptacle pin B and other lead on pin E.
Check for continuity.
Replace HEAT switch
(WP 0248 00). Verify
fault is corrected.
