TROUBLESHOOTING
* See your MacDon Dealer
** Refer to Windrower Technical Manual
Form 169469/169470/169471
212
Revision E
SYMPTOM PROBLEM
SOLUTION
SECTION
Air Conditioning Not
Cooling. (Continued)
Expansion valve stuck in open or closed
position.
Contact MacDon Dealer.
*
Broken refrigerant line.
Leak in system.
Compressor shaft seal leaking.
Clogged screen in receiver-drier; plugged
hose or coil.
Air Conditioning Not
Producing Sufficient
Cooling.
(Sufficient Cooling Defined
As When Air Temperature
In Cab, Measured At
Louvered Vent, Can Be
Maintained At 25°F (14°C)
Below Ambient Air
Temperature.)
Compressor clutch slipping.
Remove clutch assembly for
service or replacement.
**
Clogged air filters.
Remove air filters, and clean or
replace as necessary.
7.7.6.1
and
7.7.6.2
Heater circuit is open.
Close heater valves
(1 in cab, 1 at engine).
5.10.1
Too little air circulation over condenser coil;
fins clogged with dirt or insects.
Clean condenser.
7.9.3
Evaporator fins clogged.
Clean evaporator fins
(under cab floor).
7.7.6.4
Too little refrigerant in system.
Contact MacDon Dealer.
*
Clogged expansion valve.
Clogged receiver-drier.
Excessive moisture in system.
Air in system.
Blower motor sluggish in operation.
Thermostat defective or improperly adjusted. Replace thermostat.
**
Air Conditioning System
Too Noisy.
Defective winding or improper connection in
compressor clutch coil or relay.
Contact MacDon Dealer.
*
Excessive charge in system.
Low charge in system.
Excessive moisture in system.
Loose or excessively worn drive belt.
Tighten or replace as required.
7.8.10.2
Noisy clutch.
Remove clutch for service or
replacement as required.
**
Noisy compressor.
Check mountings and repair.
Remove compressor for service
or replacement.
Compressor oil level low.
Add SP-15 PAG refrigerant oil.
Blower fan noisy due to excessive wear.
Remove blower motor for service
or replacement as necessary.
(continued next page)
Содержание M205 2012
Страница 1: ...M205 Self Propelled Windrower OPERATOR S MANUAL Part 169469 Rev E 25 ...
Страница 11: ...SAFETY 169469 169470 169471 9 Revision E ...
Страница 13: ...SAFETY 169469 169470 169471 11 Revision E Safety Sign Locations cont d ...
Страница 186: ...MAINTENANCE AND SERVICING 169469 169470 169471 184 Revision E 7 10 13 3 Fuse Box Decal ...
Страница 230: ...NOTES 169469 169470 169471 228 Revision E ...