NHTSA ID Number: 10171204
Manufacturer Communication Number: IS-19900H
TSB/Document Date: 2020-02-08
Summary
Revision : Mention added in the instruction sheet stating to disable "Prime"
Instruction Sheet
IS-19900H
ELECTRIC FAN DRIVE COOLING SYSTEM CONVERSION WITH BOSCH
ALTERNATOR
H3 coaches (2PCH…) US10 to GHG17 incl. (B-1721 to J-0184)
REVISION : H
Jan 24, 2020
THIS DOCUMENT SUPERSEDES PREVIOUS VERSION.
Mention added stating to disable “Prime”
IMPORTANT NOTE
VEHICLES EQUIPPED WITH OPTIONAL PRIME ENERGY MANAGEMENT SYSTEM
TO PREVENT OVERLOADING THE L.H. SIDE ALTERNATOR, IT IS VERY IMPORTANT TO
DISABLE « PRIME » SYSTEM ON VEHICLES RECEIVING THIS CONVERSION. PLEASE
CONTACT YOUR NEAREST PREVOST SERVICE CENTER TO HAVE THE PRIME
SYSTEM DISABLED. A SOFTWARE TOOL IS NEEDED TO DO SO.
MATERIAL
Kit IS19900 contains the following parts:
Qty
Part No.
DESCRIPTION
050195
FAN SUPPORT PANEL
A1
1
050200
UPPER SHROUD TRANSITION
A6
1
050201
LEFT SHROUD TRANSITION
A7
1
050202
RIGHT SHROUD TRANSITION
A8
1
050203
LOWER SHROUD TRANSITION
A9
1
050204
UPPER LEFT SHROUD PANEL H3 US10+
A11
1
050229
ELECTRICAL CONNECTOR COVER
A15
1
050206
UPPER RIGHT SHROUD PANEL H3 US10+
A12
1
050213
LOWER SHROUD PANEL H3 US10+
A14
1
050208
LH SIDE SHROUD PANEL H3 US10+
A10
1
EL
Writer:
IS-19900H
Page 2 / 76
050255
RH SIDE SHROUD PANEL & WURTH BOX SUPPORT
H3 US10+
A13
1
012349
IDLER PULLEY
Mechanical
1
012941
PULLEY, DRIVE
Mechanical
1
012942
L.H. ENGINE MOUNT
Mechanical
1
011213
SUPPORT, IDLER + TENSIONER
Mechanical
1
453076
CAP, DUST
Mechanical
1
506026
1x BELT, DRIVE POLY V 10PK1695
Mechanical
2
1x BELT, DRIVE POLY V 10PK1695 (for your spare kit)
EL
Writer:
IS-19900H
Page 3 / 76
510991
TENSIONER, BELT
Mechanical
1
560748
BOSCH HD10PLBH ALTERNATOR 28V-150AMP J180
Mechanical
1
0600265
PULLEY, ALTERNATOR 10PK, 73 DOB
Mechanical
1
050286
CAC INLET PIPE H3 US10+
Pipe
1
050406
CAC OUTLET PIPE H3 US10+
Pipe
1
050414
RADIATOR INLET COOLANT PIPE H3 US10+
Pipe
1
050288
Pipe
1
501027
FITTING, SAE 45º #4FL-Mx1/4NPT-M BR
Fitting
1
501308
ADAPTER / PIPE FITTING / 1/4NPT-Fx1/4NPT-M BR
Fitting
1
501329
ELBOW 45º / PIPE FITTING / 1/4NPT-Mx1/4NPT-F BR
Fitting
1
501332
ELBOW 90º / PIPE FITTING / 1/4NPT-Mx1/4NPT-F BR
Fitting
1
052366
HOSE 3/8 ID X 61 in LONG
hose
1
030096
HOSE, FLEXIBLE - CHARGE AIR
Hose
2
Location: turbo outlet & engine intake
EL
Writer:
IS-19900H
Page 4 / 76
531469
HOSE, FLEXIBLE - CHARGE AIR
Hose
1
Hose
1
Hose
1
Hose
3
Clamps
8
Clamps
4
Clamps
16
Clamps
4
Location: CAC outlet
531471
HOSE, FLEXIBLE - CHARGE AIR
Location: CAC inlet
052889
HOSE, SILICONE 2 1/2" ID
Location : coolant pipes
053617
HOSE, SILICONE
Location : coolant pipes
21490616
CLAMPS, SPRING LOAD - CHARGE AIR
Location: CAC outlet & inlet
21490630
CLAMP, SPRING LOAD - CHARGE AIR
Location: turbo outlet & engine intake
992089
HOSE CLAMP CT CAILLAU 60mm-80mm
Location : coolant pipes
992081
HOSE CLAMP CT CAILLAU 12-22
Location : coolant filter
21185073
MOUNT, ANTI-VIBRATION
Support
/bracket
1
050305
BRACKET, RADIATOR INLET PIPE
Support
/bracket
1
EL
Writer:
IS-19900H
Page 5 / 76
050265
Support
/bracket
1
050266
ALTERNATOR BATTERY CABLE SUPPORT
Support
/bracket
1
050303
ALTERNATOR TELLTALE BRACKET
Support
/bracket
1
050214
Support
/bracket
1
060102
ALTERNATOR BRACKET, LOWER
Support
/bracket
1
010060
DECAL, BELT ROUTING
Misc.
1
069205
DECAL, WARNING
Misc.
2
391028
INSERT, ALTERNATOR TELLTALE
Misc.
1
506025
RUBBER EXTRUSION, BLACK
Misc.
8 ft
060297
STUD ADAPTER, ALTERNATOR M/F-M8
Misc.
1
380360
GROUND STUD
Misc.
1
506040
TAPE, ADHESIVE AD1 EPDM CC GY 5/16"X3/4"X25'
Misc.
1
562113
TELLTALE LIGHT MODULE
Misc.
1
EL
Writer:
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TSB/Document ID: IS-19900H
Replacement Service Bulletin Number:
MFR Communication Date: 2020-01-24
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING
MFR Component System:
MFR Component Subsystem:
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