Repair

Solvent Pump

1.Follow Pressure Relief Procedure, page 12.

2.Disconnect fluid line (140) and air lines (107, 126) from solvent pump.

3.Remove four screws (106) that attach solvent pump (103) to bracket (138) and remove solvent pump.

Fluid Heaters

NOTE:

Wiring for explosion-proof heaters (245863) is not pro- vided. See Viscon HP heater manual 309524 for wiring, repair, and parts information for explosion-proof heat- ers.

Service and Repair

138

103

106

126

140

107

106

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1.Follow Pressure Relief Procedure, page 12.

2.Disconnect fluid lines and electrical wiring from fluid heater.

3.Refer to Viscon HP heater manual 309524 to ser- vice or repair heater.

4.Reconnect fluid lines and electrical wiring.

Replace

1.Follow steps 1 through 2 above.

2.Loosen four mounting screws (X), lock washers (Y), and plain washers (127) on back of heater (90). Slide heater up and remove from mounting plate.

4.Refer to Merkur Pump Assembly manual 312794 to service or repair solvent pump.

5.Follow steps in reverse order to reinstall solvent pump.

127

X

90

Mounting Plate

Y

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3.Replace heater. Follow steps in reverse order to install new heater.

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313289S

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Graco 313289s important safety instructions Solvent Pump, Fluid Heaters, Service and Repair, Replace