Yamaha F150A - Installing the Gear Pump Assembly

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PTT gear pump
8. Install the spacers “1” and “2”, the port
plugs “3”, and new O-rings “4” and “5”.
Installing the gear pump assembly
Lubricate the parts using ATF Dexron II dur-
ing assembly.
When assembling the PTT unit, do not use
a rag. Otherwise, dust and particles could
get on the PTT unit components, causing
poor performance.
1. Install the gear pump assembly “1”, pro-
tection valves “2” and “3”, wave washer
“4”, backup ring “5”, filter “6”, and plate
“7”, and then tighten the gear pump bolt
“8” to the specified torque.
Plug “2”: 4 N·m (0.4 kgf·m,, 3.0 ft·lb)
1
2
4
4
5
2
1
3
Gear pump bolt “8”:
7 N·m (0.7 kgf·m, 5.2 ft·lb)
7
8
8
6
5
4
2
3
1