SPP Pumps Auto Prime Q Series - Workshop Manual - Manual (Page 25)

Workshop Manual for
AUTOPRIME Q Range Pump Unit
Manual No/Rev
W72-021E / 8
Our policy is one of continuous improvement and we reserve the right to alter specifications at any time
Page 25 of 36
ITEM DESCRIPTION PART No QTY
31 4LE2 air cleaner element ESPAR05615 1
Note – Items 5 & 26 to 31 not illustrated.
Isuzu 4LE1 & 4LE2 Engine Fittings
7.9.3 Engine Preparation Instructions
1. Fit the engine ancillary items as shown in
the diagram, leaving the air filter assembly
aside until the engine is mounted inside the
canopy.
7.10 Engine to Pump Assembly
1. Apply anti-seize grease to the pump shaft
and fit the coupling sleeve to the shaft. Set
in place 18mm from the pump shaft end
and to the shoulder of the coupling.
2. Fix in place using the grub screw and
secure this by application of Loctite 577 to
the threads.
3. Offer the pump to the engine, ensure that
the coupling is aligned and the bearing
housing ring is fully seated on the engine
flywheel housing.
4. Fix in place with the twelve nuts on the
studs on the engine flywheel housing and
three cap screws on the coupling.
5. Fit the lifter wire round the flywheel housing
and secure it to the lifter using bolt, spacers
and nut (14,12 & 15).
7.11 Vacuum Pump Drive Assembly
7.11.1 Vacuum Pump Drive Parts Diagram
3
7
7.11.2 Vacuum Pump Drive Parts List
ITEM DESCRIPTION PART No QTY
1 Pulley Taper Lock 13776 1
2 Taper Lock Bush 23686-669-000-2 1
3 Drive Belts 13928 2
4 Coupling 18177 1
5 Screw M10 x 30 21863-178-959-8 8
6 Spring Washer 21174-306-927-8 8
7 Belt Tensioning Device 13909.221 1
8 Screw M10 x 30 21862-178-959-8 1
9 Bolt M10 x 20 21863178-347-8 1
10 Plain Washer M10 21172-211-342-5 2
11 Washer Spring M10 21174-306-927-6 2
12 Belt Guard Assy. 22225 1
13 Bolt M10 x 12 Self Locking 21423 4
To adjust the belt tension, loosen the pivot
and locking bolts and using a spanner on
the adjustment aid, slide the pulley outward.
When the correct belt tension is obtained
re-tighten the locking bolt and the pivot bolt.
Do not under-tension the belts
under any circumstances.
5kgs
6mm
1
9
0
m
m
PIVOT
BOLT
LOCKING
BOLT
1/2" SQ
ADJUSTMENT
AID
BELTENS1
ATTENTION