Spool Valve Repair; Technical Data - Graco T-Max Applicator 256383 Operation - Repair - Parts

Spool Valve Repair

Spool Valve Repair
Before performing any maintenance on applicator, read
all warnings on front cover of this manual and performd
Pressure Relief Procedure, page 4.
Spool Valve Removal
NOTE: Spool (3) and/or seat (36) may be rotated 180°
for extended life if they are not worn through completely.
1. Remove swivel (17), o-ring (7) and seat (36).
2. Remove nut (13), screw (15), washer (14) and
handle (1). Remove plate (2), clip (31) and washer
(30).
3. Remove spool (3) from housing (9).

Technical Data

Maximum fluid working pressure
Maximum air working pressure
Air Requirements
Fluid Inlet Size
Air Inlet Size
Wetted Parts
Weight †
Height
Width
Length †
Sound Data without Air (applicator
only):
Sound Pressure Level
Sound Power Level
Sound Data with Air (applicator only):
Sound Pressure Level
Sound Power Level
* Spraying simulated acoustical texture under typical conditions as specified by the material manufacturer.
† Airless configuration
10
1000 psi (6.9 MPa, 69 bar)
250 psi (1.7 MPa, 17 bar)
30 scfm (0.84 m3/min) Maximum
1 in.(m) cam and groove (Graco HP)
1/4 npsm(m)
Aluminum, stainless steel, PE, POM, polyurethane, nitrile, nylon, PVC, tungsten carbide
2.9 lb (1,3 kg)
5.8 in. (14,7 cm)
7.0 in. (17,8 cm)
12.7 in. (32,3 cm)
84dB(A)*
83dB(A)*
118dB(A)*
118dB(A)*
Spool Valve Installation
1. Apply grease (supplied with Kits 289916 and
289918) to spool, o-rings and bearings and inside of
housing.
2. Assemble o-rings and bearings onto spool. Align
bearing (4a, 4c) gaps away from ports in housing.
3. Install spool in housing. Secure with washer (30),
and clip (31).
4. Install plate (2) onto spool (note location of
orientation hole). Install handle with screw, washer
and nut.
5. Apply grease to o-ring (7). Install seat (36), o-ring
(7) and swivel (17).
312879E