H.P. SINGLE-CYLINDER PUMP ( 10/‘1’)7(, -I
1.7 to 1.9daNm
12 l/2 to 14
ft.lb
1. Plua
2.0-= -ring
3. Seat
4. O-ring
5. O-ring
6. Sleeve and piston
7. Snop ring
8. Spring cup
9. Spring
10. Body and intermediate pist
11. Plunger
12. Roller breather
13. Pump unions
HP
output
1
2
------3
One-way
e-
iI
7
.uH-.!.a
e
10
tn
11
ion
CHARACTERISTICS
It differs from the single-cylinder pump fitted up to lO/ 1976
only in the two pump breather unions.
Reciprocating single-cylinder pump, driven by an eccentric machined on the camshaft
- Operating ratio
.._._._....._........ 1 cycle/ 2 engine revolutions
- Piston.diameter
.._...................
14
mm
- Piston stroke I
ecrcwtric lijt J _......__._........_.._...,_........,._.._._...___,,
10 2 0.10 mm
- For iu fomalior~ :
output ( unJer
prc’ssure oil75 bars (2F3X psi),
and with fluid at 60’ C _.__.._______.._.___._.___,........_._....__.__.._............ 1.07
cm3 per cycle
SPECIAL FEATURES
Adiustments :
- Clearance between pump and body
( b+rc, tightwivg )
0.05
to O-09 mm
- Clearartce obtained by usivg shims ojrli/!vrcrtt thirhc~sses
0.05 -
0.10 - 0.15 - 0.20 mm
-,..
Tightening torques :
- Pump fixing screws on crankcase . . . . . . . . . ..__._.._.._...._...__.........._.,. 1.9 dab ( 14 ft.& )
( Fit a neu’ paper seal u’bencucr p~unp is dismant/cd)
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