Taylor TX180S, Руководство по обслуживанию

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TX / TXH / TXB 180S - 400L (Rev. 4/23/07) TX / TXH / TXB 180S - 400L (Rev. 4/23/07)
20A-2 20A-2
FILTER FILTER
COVER COVER
FASTENERS FASTENERS
Illustration 20A-1. Illustration 20A-1. Air Conditioner Air Conditioner / Heater / Heater Unit Unit
Heater Shut-off Heater Shut-off V V alve alve (Illustration 20A-1) (Illustration 20A-1) . . The The
heater shut-off valve controls the circulation of heater shut-off valve controls the circulation of
heated coolant through the air conditioning / heat- heated coolant through the air conditioning / heat-
er unit. er unit. Additionally Additionally , there are t , there are t wo shut-off wo shut-off valves, valves,
located on the engine, that control the circulation located on the engine, that control the circulation
of heated coolant through the heating / defrosting of heated coolant through the heating / defrosting
circuit. circuit. All three shut-of All three shut-of f valves must f valves must be fully open be fully open
for maximum for maximum heating. heating. If any of If any of the shut-off the shut-off valves valves
are closed, there will be no circulation of heated are closed, there will be no circulation of heated
coolant through the heating system. coolant through the heating system.
Refrigerant Hoses. Refrigerant Hoses. Periodically Periodically check check the hoses the hoses
and fittings and fittings for chafing for chafing or cracking. or cracking. Replace as Replace as
conditions require. conditions require.
Cleaning and / or Changing The Air Condition- Cleaning and / or Changing The Air Condition-
er / Heater Unit Filters er / Heater Unit Filters (Illustration 20A-1) (Illustration 20A-1) . . The The
air conditioner filters should be cleaned every air conditioner filters should be cleaned every
3 months 3 months or as conditions or as conditions warrant. warrant. The filters The filters
must be replaced yearly or as conditions warrant. must be replaced yearly or as conditions warrant.
If filters are not cleaned regularly, they may If filters are not cleaned regularly, they may
become partially clogged with lint, dirt, grease or become partially clogged with lint, dirt, grease or
other debris. other debris. The filters The filters should be c should be c leaned or leaned or
changed as changed as conditions warrant. conditions warrant. Perform the Perform the fol- fol-
lowing procedures to remove filters for cleaning or lowing procedures to remove filters for cleaning or
replacement: replacement:
1. 1. Remov Remov e fil e fil ter ter cover cover s fr s fr om t om t he ai he ai r con r con dition dition er / er /
heater unit’s housing by removing fasteners. heater unit’s housing by removing fasteners.
2. 2. Remov Remov e fi e fi lters lters from from filte filte r cov r cov ers a ers a nd c nd c lean lean with with
low pressure air low pressure air . . Replace old filters Replace old filters with new with new
filters if filters are damaged. filters if filters are damaged.
3. 3. Insta Insta ll the f ll the f ilter ilter s in t s in t he fil he fil ter co ter co vers vers and and sec sec ure ure
filter covers to air conditioner / heater unit with filter covers to air conditioner / heater unit with
fasteners. fasteners.
Inspection. Inspection. In the In the event of event of a cooling a cooling problem, problem,
perform the following inspection procedures. perform the following inspection procedures.
  Death or serious injury could Death or serious injury could
result from result from a runaway truck. a runaway truck. Park the truck Park the truck on on
a hard, level surface, apply the parking brake a hard, level surface, apply the parking brake
and block the wheels in both directions to and block the wheels in both directions to
prevent movement of the truck. prevent movement of the truck.
  Rotating fan and belts can Rotating fan and belts can
cause severe injury. cause severe injury. Stay clear Stay clear of fan of fan and and
belts when engine is running. belts when engine is running.
1. 1. Che Che ck th ck th e com e com pre pre sso sso r driv r driv e belt t e belt t ens ens ion an ion an d d
pulley alignment. pulley alignment. T T ension on the drive ension on the drive belt belt
should be such that a firm push with the thumb should be such that a firm push with the thumb
at a point midway between the two pulleys will at a point midway between the two pulleys will
deflect the belt deflect the belt approximately 3/8” (9. approximately 3/8” (9. 5 mm). 5 mm). If If
the deflection of the belt is more than 3/8” (9.5 the deflection of the belt is more than 3/8” (9.5
mm), adjust the belt tension. mm), adjust the belt tension.
2 2 Che Che ck th ck th e con e con den den ser f ser f or deb or deb ris a ris a nd cl nd cl ean if ean if
engage the clutch of the compressor (refer to engage the clutch of the compressor (refer to
Drier Drier in this section). in this section).
7. 7. Che Che ck th ck th e air co e air co ndit ndit ion ion ing ho ing ho ses a ses a nd fit nd fit tin tin gs gs
for leaks. for leaks. If a leak If a leak is detected, is detected, the refrigerant the refrigerant
must be recovered prior to making repairs. must be recovered prior to making repairs.
NOTE: NOTE: The Clean Air The Clean Air Act, passed Act, passed in 1992, speci- in 1992, speci-
fies that anyone who works on vehicle air condi- fies that anyone who works on vehicle air condi-
tioning systems must be certified by an EPA tioning systems must be certified by an EPA
approved approved agency agency . .
8. 8. For a For a ny f ny f urther urther repair repair s, c s, c ontac ontac t a t a certi certi fied fied air air
conditioning repair technician. conditioning repair technician.
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