Graco Reactor E-10 249808 [6/10] Pump reassembly

Repair

6 311076B

Pump Reassembly

1. Install ball (7*) in rod (1). Center u-cup (8*) on rod

(1). Lips of u-cup must face up. Use piston (10) to

evenly push u-cup onto rod, then remove piston.

Slide bushing (9) onto rod (1). Wide outside end of

bushing must face up, toward u-cup. Install piston

(10). Be careful not to damage sealing edges of

u-cup. Torque to 24–30 ft/lbs (32.4–40.5 N•m)

2. Lubricate piston u-cup (8*). Push piston assembly

into bottom of cylinder (6). Drive in with a non-spark-

ing hammer

3. Reassemble intake valve with o-ring (16*), seat

(15*), spacer (14*), and ball (13*). Install ball guide

(12).

4. Use your fingers to replace o-ring (11*). Install

intake valve. Torque housing (17) to approximately

55–65 ft/lb (74.25–87.75 N•m), or be sure intake

valve is snug against cylinder.

Coat all parts that do not use threadlocker with

Graco 217374 ISO Pump Oil before reassembly,

to ease future disassembly. Threadlocker on pis-

ton (10) threads can be used three times.

IG. 7

IG. 8

TI6999a

TI7001a

TI7005a

Seat may be flipped over and used on other

side. Clean seat thoroughly. No scratches per-

mitted on sealing surface.

IG. 9

IG. 10

*16

15*

13*

TI6997a

*11

TI6996a