Graco 312068M important safety instructions Installing Final Four Spacers, Assembling Manifold

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Repair

CAUTION

In the following step, do not over torque.

36.Hold the left clevis stationary with a 1 in. open-end wrench to keep the cross-holes horizontal and torque the baffle jam nut against the hydraulic piston shaft to 15 ft-lb (20 N•m) using a torque wrench.

 

1

 

TI11288a

 

2

1

Hold stationary.

2

Rotate to torque the baffle jam nut to 15 ft-lb (20 N•m)

 

against the hydraulic piston shaft, which torques the left

 

clevis.

37.Double check that the left clevis cross-holes are hor- izontal and the right clevis cross-holes are vertical.

TI11289a

Installing Final Four Spacers

38.Preventing the tie rod (115) from spinning with one hand, spin one spacer (113) onto one end until it

butts against the retainer plate (101). Repeat for opposite end of tie rod.

Assembling Manifold

39.Insert pipe plugs (127) into manifold (125).

40.Insert o-rings (128) into bottom holes of manifold.

41.With the port holes facing the manifold, attach the manifold to the port blocks using the four screws (126).

 

 

 

126

 

 

 

 

125

2

 

 

 

 

 

127

 

 

 

 

 

 

 

 

 

 

 

128

113

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

TI11291a

1

Have the port holes facing the

 

 

 

 

 

manifold.

 

 

 

 

2

On Model 247624, rotate manifold 180

 

 

degrees about the vertical axis.

 

 

 

 

42.Hold one spacer with the 1/2 in. open-end wrench and the other with the 1/2 in. torque wrench and torque to 15 ft-lb (20 N•m).

This ensures that the manifold is aligned with the pump assembly.

43. Repeat with the final two spacers.

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312068M

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Contents Proportioning Pumps Contents ModelsRepair Pressure Relief ProcedurePreventive Maintenance FlushingPumpline Disassembly Pumpline ReassemblyRepair Pump Base Disassembly Pump Base ReassemblyPiston and Cylinder Seals #28 Pump SizeCylinder Assembly Seat Cylinder in Bore Seal Alignment Pressed SealHydraulic Cylinder Tools RequiredAssemble Rod Bushing to Port Block Assembling Items onto Piston Shaft Assemble Hydraulic Piston and Insert in CylinderInsert Piston into Cylinder Attaching Retainer Plates and First Four SpacersInstalling Lube Adapter Installing Hex Clevises and Baffle Jam NutHold stationary Installing Final Four Spacers Assembling ManifoldParts PumplineSide Shown Piston Assembly#28 Piston Assembly Item 25 Torque Specification Pump Size Kit Part Description QtyCylinder Seal Kits Includes Parts 13, 16 Proportioning Pump Piston Seal Kits Includes Parts 15, 18 Proportioning PumpApply high strength thread sealant to threads Part Description RingParts Technical Data Category DataGraco Standard Warranty Graco Information