Graco 334131A User Manual

Kit Instructions

Bulldog® and Senator® Air

334131A

Motor Tie Rod Kit

For connecting a long shaft displacement pump to a Graco Bulldog® or Senator® Air Motor.

Important Safety Instructions

Read all warnings and instructions in this manual and in related
manuals. Save these instructions.

Kit No. 24V750

EN

PROVEN QUALITY. LEADING TECHNOLOGY.

Installation

To connect a long shaft displacement pump to a
Graco Bulldog or Senator Air Motor:

Table 1 Related Manuals

Manual Description

308570

334127

311976

311208

1. Remove the existing tie rods and install the tie
rods (1) into the base of the air motor (B). Torque
to 50–60 ft-lb (68–81 N•m).

2. Reuse the existing coupling nut (C) and the
coupling collars (D). Ensure they are in place on
the long shaft pump displacement rod (P).

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8. If there is material already in the pump, you must
warm up the system for 30–60 minutes before
running the pump. Open the gun before heating
the system.

9. Turn on the air supply. Run the pump slowly to
ensure proper operation.

3. Use at least two people to hold the displacement
pump (G) while another connects it to the motor
(B). Orient the pump’s fluid outlet (E) to the
air inlet (F) as shown. Position the long shaft
displacement pump (G) on the tie rods (A).

4. Screw the nuts (H) onto the tie rods (1) and
torque to 50–60 ft-lb (61–81 N•m).

5. Screw the coupling nut (C) onto the motor s ha ft
(J) loosely. Hold the motor shaft flats with a
wrench to keep it from turning. Use an adjustable
wrench to tighten the coupling nut. Torque to
145–155 ft-lb (196–210 N•m).

6. Connect all hoses. Connect the ground wire.

7. Fillthewetcup(W)2/3fullwithGracoThroat
Seal Liquid (TSL™) for Butyl and PSA materials.

Note

Use IsoGuard Select® (IGS) (part
no. 24D086) for PUR or reactive
Polyurethane material. IGS is
designed to dissolve and suspend the
Polyurethane materials. IGS will solidify
after a period of time and sho uld be
replaced once the solidified lube does
not return to liquid form after heating.

Figure 1

Torque to 50–60 ft-lb (61–81 N•m).

1

Torque to 145–1 55 ft-lb (196–210 N•m).

2

hole must face down.

Bleed

3

2

334131A