TM 9-2350-277-10
TROUBLESHOOTING TABLE -- Continued
0089 00
INITIAL SETUP:
Maintenance Level
Operator
PERSONNEL HEATER
NOTE
For troubleshooting Model A20 personnel heater with P/N 5000-30178 see TM
9-2540-207-14&P. For troubleshooting personnel heaters with P/N D55350-G1 and
10560M24B1 use table below.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
HEATER DOES NOT
1.
Check to see if fuel tanks manual shutoff
Open fuel tanks manual shutoff
START WITH THE
valves are closed.
valves (WP 0004 00).
RUN-OFF-START
SWITCH HELD IN START
POSITION. HEATER
MOTOR RUNS.
2.
Check diagnostic display on heater for
Notify unit maintenance.
diagnostic fault code (Model A20 only).
2.
HEATER DOES NOT
1.
Push PRESS-TO-TEST switch on personnel
Tighten loose connections.
START WITH THE
heater control box to test for electrical
RUN-OFF-START
power. If light does not work, check for
SWITCH HELD IN START
loose electrical connections at control box
POSITION. HEATER
and heater.
MOTOR DOES NOT RUN.
2.
Check to see if battery connections are tight.
Notify unit maintenance.
3.
Check diagnostic display on heater for
Notify unit maintenance.
diagnostic fault code (Model A20 only).
3.
HEATER OVERHEATS
1.
Check to see if heater intake elbow, exhaust
Remove whatever is blocking the
AND STOPS.
elbow, or warm air outlet is blocked.
heater system (WP 0028 00).
2.
Check diagnostic display on heater for
Notify unit maintenance.
diagnostic fault code (Model A20 only).
4.
HEATER OVERHEATS
1.
Check to see if personnel heater fuel supply
Turn personnel heater fuel supply
AND DOES NOT STOP.
valve is OFF.
valve OFF (WP 0028 00).
2.
Allow heater to run for 2-3 minutes to burn
Disconnect electrical connector
off fuel in heater.
from heater.
3.
Check diagnostic display on heater for
Notify unit maintenance.
diagnostic fault code (Model A20 only).
5.
HEATER DOES NOT PUT
1.
Check to see if HI-LO switch is in LO
Move HI-LO switch to HI position
OUT ENOUGH HEAT.
position.
2.
Check diagnostic display on heater for
Notify unit maintenance.
diagnostic fault code (Model A20 only).
Change 4
