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

See manual 309277 for pump repair instructions.
Removal
1. Flush pump.
2. Relieve pressure; page 7.
3. Fig. 11. Remove suction tube (34) and hose (26).
26
34
Fig. 11
CAUTION
Gallon counter may error if magnet ring and/or
sensor assembly are damaged during disassembly
and assembly.
4. Fig. 12. Push magnet ring (222) up. Push retaining
spring (194) up. Push out pin (249).
249
Fig. 12
5. Fig. 13. Loosen jam nut. Unscrew pump.
ti6516a
Fig. 13

Displacement Pump

ti6514a
222
194
ti6515a
Installation
CAUTION
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. Fig. 14. Screw jam nut to bottom of pump threads.
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 with hammer or torque to 200 ft-lb (270 N·m).
ti6517a
Fig. 14
2. Fig. 15. Slowly pull engine starter rope until pump
rod pin hole is aligned with hydraulic rod hole.
Fig. 12. Push pin (249) into hole. Push magnet ring
(222) down. Push retaining spring (194) into
groove.
Fig. 15
Fig. 16. Fill packing nut with Graco TSL.
Fig. 16
ti6519a
222
ti6518a
311021 23