Taylor THDC-954, Руководство по обслуживанию

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1-3 1-3 THDC / THDCP - 954 / 955 / 974 (Rev. 06/03) THDC / THDCP - 954 / 955 / 974 (Rev. 06/03)
Illust Illustration 1- ration 1-3. 3. Fan Dri Fan Drive Belt ve Belt
ADJUSTING ADJUSTING
SCREW LOCKNUT SCREW LOCKNUT
ADJUSTMENT ADJUSTMENT
LINK LOCKING LINK LOCKING
CAPSCREW CAPSCREW
PIVOT CAPSCREW PIVOT CAPSCREW
AND NUT AND NUT
Illustr Illustration 1-4. ation 1-4. Alternator D Alternator Drive Belt rive Belt
Fan Drive Belt Tension Fan Drive Belt Tension (Illustration 1-3) (Illustration 1-3) .. The The
tension of the fan drive belt should be 200 - 240 tension of the fan drive belt should be 200 - 240
ft-lbs (890 - 1070 N ft-lbs (890 - 1070 N ⋅⋅ m) for a used belt and 300 m) for a used belt and 300
ft-lbs (1330 N ft-lbs (1330 N
⋅⋅
m) for a new belt. A belt is consid- m) for a new belt. A belt is consid-
ered used if it has been in operation for 10 min- ered used if it has been in operation for 10 min-
utes or longer
utes or longer. . If the used belt tensi If the used belt tension is less than on is less than
the minimum tension value, tighten the belt to the the minimum tension value, tighten the belt to the
maxim
maximum tension value. um tension value. T To obtain the proper belt o obtain the proper belt
tension value, use an appropriate belt tension tension value, use an appropriate belt tension
gauge.
gauge. Perform Perform the follow the following procedur ing procedures to es to
adjust the tension of the belt. adjust the tension of the belt.
CAUTION: CAUTION: Do not adjust belt tension to Do not adjust belt tension to
the maximum value with the adjusting screw. the maximum value with the adjusting screw.
Belt tension can increase when the locknut is
Belt tension can increase when the locknut is
tightened and cause reduced belt and bearing
tightened and cause reduced belt and bearing
life.
life.
1. 1. Loos Loosen the idle en the idler pull r pulley shaf ey shaft lock t locknut. nut.
2. 2. Adju Adjust the bel st the belt to the cor t to the correc rect tensi t tension by turn on by turning ing
the adjusting screw clockwise until the proper the adjusting screw clockwise until the proper
belt tension is obtained (see
belt tension is obtained (see Caution Caution above). above).
3. 3. T Tight ighten the idl en the idler pull er pulley shaf ey shaft lock t locknut to a nut to a
torque value of 140 ft-lbs (190 N torque value of 140 ft-lbs (190 N
⋅⋅
m). m).
4. 4. Chec Check the belt t k the belt tensi ension again to m on again to make sur ake sure the e the
belt is adjusted to the correct value. belt is adjusted to the correct value.
Alternator Drive Belt Tension Alternator Drive Belt Tension (Illustration 1-4) (Illustration 1-4) ..
The tension of the alternator drive belt should be The tension of the alternator drive belt should be
60 - 120 ft-lbs (270 - 530 N
60 - 120 ft-lbs (270 - 530 N
⋅⋅
m) for a used belt and m) for a used belt and
150 ft-lbs (670 N 150 ft-lbs (670 N
⋅⋅
m) for a new be m) for a new belt. lt. A belt is c A belt is con- on-
sidered used if it has been in operation for 10 min- sidered used if it has been in operation for 10 min-
utes or longer
utes or longer. . If the used belt tensi If the used belt tension is less than on is less than
the minimum tension value, tighten the belt to the the minimum tension value, tighten the belt to the
maxim
maximum tension value. um tension value. T To obtain the proper belt o obtain the proper belt
tension value, use an appropriate belt tension tension value, use an appropriate belt tension
gauge.
gauge. Perform Perform the follow the following procedur ing procedures to es to
adjust the tension of the belt: adjust the tension of the belt:
1. 1. Loos Loosen the adj en the adjusti usting scr ng screw loc ew locknut knut..
2. 2. Loosen the adj Loosen the adjustment ustment link l link locking c ocking capscrew apscrew..
3. 3. Loos Loosen the pi en the pivot c vot capsc apscrew rew and nut and nut..
4. 4. Adjus Adjust the belt to th t the belt to the corr e correct te ect tensio nsion by turni n by turning ng
the adjusting screw clockwise until the proper the adjusting screw clockwise until the proper
belt tension is obtained.
belt tension is obtained.
5. 5. Ti Tighten the ghten the adjusting adjusting screw screw locknut locknut against against
the retainer. the retainer.
6. 6. Ti Tighten the adj ghten the adjustment ustment link l link locking c ocking capscrew apscrew
to a to a torq torque value of 60 ue value of 60 ft- ft-lbs (80 N lbs (80 N
⋅⋅
m). m).
7. 7. T Tight ighten the piv en the pivot caps ot capscrew a crew and nut to a torqu nd nut to a torque e
value of 35 ft-lbs (47 N value of 35 ft-lbs (47 N
⋅⋅
m). m).
Engine Cleaning. Engine Cleaning. The engine must be steam The engine must be steam
cleaned every 6 months or 1500 hours, whichever cleaned every 6 months or 1500 hours, whichever
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