Figure 73-2. Engine Primer
ENGINE PRIMER (Optionl)
REMOVAL OF ENGINE PRIMER (figure 73-2)
l. Disconnect fuel lines from primer behind instrument panel.
2. Loosen locknut from behind panel.
3. Unscrew knurled face nut, and withdraw pump handle and piston from cylinder.
4. Remove remaining portion of primer.
DISASSEMBLY, CLEANING, AND ASSEMBLY OF ENGINE PRIMER (figure 73-2)
Disassemble primer after removal as follows:
1. Remove screws, springs, and check balls from end of cylinder housing.
2. Clean primer parts with acetone or a dry type solvent.
3. Install new O-rings to piston and lubricate with light motor oil.
4. Install balls, springs, and screws to cylinder housing.
5. Insert pump handle and piston into cylinder, and finger tighten knurled face nut.
6. Immerse pump in gasoline and operate several times to ensure proper operation.
73 - 12 - 00
Page - 73-03
Reissued: August 1, 1986
2I14
PIPER AIRCRAFT
PA-28-236
MAINTENANCE MANUAL
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