Mitsubishi Montero 1987 - Troubleshooting

TROUBLESHOOTING
HEATERS -Troubleshooting
24-3
N24EAAC
Reference
Symptom Probable cause Remedy
paw
Improper heat Obstructed floor outlets Correct
-
’ Changeover dampers improperly adjusted Correct 24-5
or binding
, Thermostat malfunction
Replace
-
Obstructed heater hoses
Replace
24-l 2
’ Improperly adjusted control cables
Adjust
24-5
Plugged or partially plugged heater core
Clean or replace
24-l 3
No ventilation even Incorrect adjustment of changeover dam-
Adjust
24-5
when mode selection pers
lever is operated
Incorrect installation mode selection control
Adjust
24-5
wire
Blower motor oper-
ates on high speed
only
Blower motor inop-
erative
Ducts are incorrectly/incompletely con-
netted, crushed, bent or clogged.
Broken blower motor resister
Broken blower switch
Burnt-out fuse
Poor grounding
Malfunction blower switch
Malfunction blower motor
Repair or replace
Replace
Replace
Replace
Correct
Replace
Replace
-
24-l 5
24-l 0
-
-
24-l 0
24-l 4
1 STB Revision