Priming Pump; Priming Pump - Operation <A-Type - Mitsubishi S12R Operation & Maintenance Manual

■ Priming Pump - Operate
There are two different types (A-type and B-type) of
priming pumps.
<A-type>
Fig. 8-15 Priming Pump
• For the location of the priming pumps,
refer to "2 ENGINE - OUTLINE" (→ Page
75).
<A-type>
Loosen the priming pump cap (1) by
1
turning it counterclockwise.
The cap (1) is released and the cap (1) is
raised.
(1)
Fig. 8-16 Priming Pump - Operation <A-type>
Mitsubishi Diesel Engine S12R OPERATION & MAINTENANCE MANUAL
Pub. No. 291Y1-40720 Revision: 5
<B-type>
(1)
8 INSPECTION AND MAINTENANCE
Move the cap (1) up and down.
2
Fuel is discharged.
(1)
Fig. 8-17 Priming Pump - Operation <A-type>
After bleeding air, turn the cap (1)
3
clockwise while pushing it.
• Make the cap (1) to contact with the head
packing (2).
(1)
Fig. 8-18 Priming Pump - Operation <A-type>
Retightened by 80 to 100°.
4
• Tool: Adjustable wrench
80 to 100°
Fig. 8-19 Priming Pump - Operation <A-type>
(2)
135