Service manual

Parts
Spec if ications
Standard
Value
Ma)(imum
Remarks
Items
Limit
---
Cooling system
.
With pressurized radiator
Natural circulation
(corrugated I
16 &
24
H.P.
t-orceo circulation
Water pump (Z751-BW
Centrifugal
pump
and DHll0l-BI
with thermostat
(impelled
Gear case to impeller
0.0232-0.437 in.
Water temperature
BOoC.
clearance
(0.59
- 1.11 mml
Total lift 19.34Ibs.!in
2
(lmAg)
Circulation flow rate (Z751-BW
(Packing thickness)
E
and DHll0l-B)
26.4 Gallon/min
~
(100Q/min) or more
'"
>
C/)
;;;
Impeller dia.
iO
~
(Z751-BW and DHll01-BI
2.634"-2642 in.
C>
(669-67.1mml
Pump speed 3450- 3550 rpm
SO
0
0
179.6"-203°F
w
Thermostat actuation
. "No pump for Z751-B and ZB51-B
temperature
(B2°C -95°CI
(Z751-BWand DHl101-B)
Radiator cap pressure
12.B psi.
(0.9kg/cm
2
,
Fan belt length
HM 40.55in. (1030mml
.n perimeter
16
&
24
H.P.
HM 41.50in. (1054mml
in perimeter
---.
Model
16
H.P.
} NS70. dry
16
H.P.
D
12V70AH
24 H.P.
24
H.P.
N70Z. dry
12VBOAH
>
Electrolyte specific
2i
gravity. discharge
1 120
iii
CD
Electrolyte specific
1.2BO
gravity. charge
(6BoF;
20°C)
Etectrolyte specific
1.30
gravity. overdischarge
Voltage
12V Alternator
Current
20A
0
Check interval
Every 1000 service
Insulation resistance
E
.,
hours.
c
>
0
Brush spring pressure
12.B pSi(0.9kg/cm
2
)
± 15%
I nsulation resistance
No failure at 500MV
0
Constant voltage
13.B .... 14.BV
iii
:;
C>
Current
lOA
'"
II:
.,
01
Cut-in voltage
12.5-13.5V
!9
'0
>
(24)