Displacement Pump - Graco LineLazer IV 200HS Repair And Parts Manual

Displacement Pump

Displacement Pump
See manual 309277 for pump repair instructions.
Removal
1. Flush pump.
2. Relieve pressure, page 7.
3. F . 11. Remove suction tube (34) and hose (26).
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26
34
F . 11
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CAUTION
Gallon counter may error if magnet ring and/or sensor
assembly are damaged during disassembly/assembly.
4. F . 12. Push magnet ring (222) up. Push retaining
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spring (194) up. Push out pin (249).
249
F . 12
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5. F . 13. Loosen jam nut. Unscrew pump.
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24
F . 13
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Installation
If the pump jam nut loosens during operation, the
threads of the hydraulic motor manifold will be dam-
aged. Tighten jam nut as specified.
1. F
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Screw pump completely into manifold. Unscrew
pump from manifold until pump outlet aligns with
hose. Hand tighten jam nut, then tap 1/8 to 1/4 turn
TI6514a with hammer or torque to 200 ft-lb (270 N•m).
F . 14
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222
194
2. F
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rod pin hole is aligned with hydraulic rod hole. F
TI6515a
12. Push pin (249) into hole. Push magnet ring (222)
down. Push retaining spring (194) into groove.
F . 15
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3. F
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CAUTION
. 14. Screw jam nut to bottom of pump threads.
. 15. Slowly pull engine starter rope until pump
222
. 16. Fill packing nut with Graco TSL.
TI6516a
TI6517a
.
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TI6518a
312226P