Taylor THDC-954, Руководство по обслуживанию

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1-13 1-13 THDC / THDCP - 954 / 955 / 974 (Rev. 06/03) THDC / THDCP - 954 / 955 / 974 (Rev. 06/03)
P Prro ob blle em m C Ca au us se e C Co orrrre ec cttiio on n
8. 8. Coo Coola lant nt los loss - s -
External External
(Continued)
(Continued)
5 5. . E En ng giin ne e iis s o ov ve errh he ea attiin ng g. . 5 5. . R Re effe er r tto o P Prro ob blle em ms s 9 9. . a an nd d 1 10 0. . o of f
this troubleshooting chart. this troubleshooting chart.
6. 6. Cont Contact a C act a Cumm ummins A ins Author uthorized ized
Repair Facility. Repair Facility.
9. 9. Cool Coolant ant temp tempera- era-
ture above normal ture above normal
(gradual overheat)
(gradual overheat)
1. 1. Cool Coolant l ant level evel is l is low ow..
2. 2. Char Charge air cool ge air cooler fins er fins, radia , radiator fin tor fins, s,
or air conditioner condenser fins or air conditioner condenser fins
are damaged or obstructed with
are damaged or obstructed with
debris, insects, dirt, etc.
debris, insects, dirt, etc.
3. 3. Radi Radiator h ator hoses oses are c are colla ollapsed psed,,
restri restricted or cted or leaking. leaking.
4. 4. Fan dr Fan drive be ive belt or w lt or water pu ater pump bel mp belt is t is
loose. loose.
5. 5. Inco Incorre rrect ct oil oil lev level. el.
6. 6. Cool Cooling fa ing fan shr n shroud is oud is dama damaged. ged.
7. 7. Radi Radiator c ator cap is i ap is incor ncorrec rect or t or
defective. defective.
8. 8. Overconc Overconcentration entration of of antifreez antifreeze e
and / or supplemental coolant addi- and / or supplemental coolant addi-
tives.
tives.
9. 9. Defe Defecti ctive w ve water ater pump pump..
10. 10. Defecti Defective therm ve thermostat. ostat.
1. 1. Insp Inspect t ect the engi he engine and co ne and coolin oling sys g sys--
tem for ex tem for external leak ternal leaks. s. Repair as Repair as
required. required. Add coolant Add coolant as requi as required. red.
2. 2. Insp Inspect th ect the charge ai e charge air cool r cooler er, air , air
conditioner condenser conditioner condenser, , and and radiator radiator
fins. fins. Clean or r Clean or repair as r epair as required. equired.
3. 3. Insp Inspect an ect and repai d repair radi r radiator ho ator hoses ses..
4. 4. Chec Check bel k belt tens t tension and t ion and tight ighten if en if
necessary. necessary.
5. 5. Add or d Add or drai rain engin n engine oil a e oil as req s requir uired. ed.
6. 6. Insp Inspect s ect shroud hroud; repa ; repair or r ir or replac eplace. e.
7. 7. Repl Replace wi ace with cor th correct r rect radiat adiator cap or cap
(15 psi). (15 psi).
8. 8. Use t Use the cor he correc rect anti t antifre freeze con eze con--
centration (refer to the engine op- centration (refer to the engine op-
eration and maintenance manual).
eration and maintenance manual).
9. 9. Repl Replace ace wate water r pump pump..
10. Replace 10. Replace thermost thermostat. at.
11. Contact a Cummins Authorized 11. Contact a Cummins Authorized
Repair Facility. Repair Facility.
10. 10. Cool Coolant tempera ant tempera--
ture above normal ture above normal
(sudden overheat) (sudden overheat)
continued continued
1. 1. Electroni Electronic f c fault c ault codes ar odes are act e active. ive.
2. 2. Coolan Coolant temperat t temperature sensor mal- ure sensor mal-
function. function.
3. 3. Cool Coolant l ant level evel is l is low ow..
4. 4. Radi Radiator h ator hoses oses are c are colla ollapsed psed,,
restri restricted, or cted, or leaking. leaking.
5. 5. Fan dr Fan drive b ive belt elt is b is broke roken. n.
6. 6. Char Charge air cool ge air cooler fins er fins, radia , radiator fin tor fins, s,
or air conditioner condenser fins or air conditioner condenser fins
are damaged or obstructed with
are damaged or obstructed with
debris, insects, dirt, etc.
debris, insects, dirt, etc.
7. 7. Radi Radiator c ator cap is inc ap is incorr orrect or def ect or defec- ec-
tive. tive.
1. 1. Re Refer fer to to the the QSM11 Fault Code QSM11 Fault Code
Information Information chart in this section. chart in this section.
2. 2. Check / clean Check / clean sensor and sensor and cool- cool-
ant passage. ant passage.
3. 3. Insp Inspect f ect for ex or extern ternal le al leaks on aks on
engine and radiator, and make engine and radiator, and make
repairs.
repairs.
4. 4. Insp Inspect an ect and repai d repair radi r radiator ho ator hoses ses..
5. 5. Repl Replace ace dri drive ve belt belt..
6. 6. Insp Inspect th ect the charg e charge air cool e air cooler er, air , air
conditioner condenser conditioner condenser, , and and radiator radiator
fins. fins. Clean or r Clean or repair as r epair as required. equired.
7. 7. Repl Replace wi ace with cor th correct r rect radiat adiator cap or cap
(15 psi). (15 psi).
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