6
AIR VALVE REPLACEMENT
WIRE AND BALL ASSEMBLY AND SEAT REPLACEMENT
1. Engage the trigger safety.
2. Shut off fluid pump and disconnect its air or power
supply.
3. Release pressure from the entire fluid system, from
the pump to the spray gun.
4. Remove AA10 air cap assembly (1) and spray tip (2).
5. Remove trigger (19) by removing the trigger stud (12)
and the trigger screw (11).
6. Remove air valve assembly (20).
7. Replace air valve assembly (20).
8. Reinstall trigger (19), trigger stud (12) and trigger
screw (11).
Refer to assembly drawing on page 7 to locate numbered
items.
1. Engage the trigger safety.
2. Shut off fluid pump and disconnect its air or power
supply.
3. Release pressure from the entire fluid system, from
the pump to the spray gun.
4. Remove AA10 air cap assembly (1) and spray tip (2).
Remove trigger (19) by removing the trigger stud (12)
and the trigger screw (11).
5. Remove the AA1500 needle packing cartridge (7).
6. Carefully install new AA1500 needle packing
cartridge (7).
7. Remove fluid seat (3) and o-ring.
8. Install new fluid seat (3) and o-ring.
9. Reinstall trigger (19), trigger stud (12) and trigger
screw (11).
1 54-5346
▼
AA10 AIR CAP ASSEMBLY ........... 1
1A 20-6784 FLUOROELASTOMER SEAL
(2-015) 1
1B 54-5348
✖
AA10 RETAINING RING (Stage 1) ... 1
(Part of 54-5346)
1C 54-5349
✖
AA10 RETAINING RING (Stage 2) ... 1
(Part of 54-5346)
1D 54-5346 AIR CAP LESS RING ...................... 1
2 114-0XXXX CARBIDE TIP ASSEMBLY .............. 1
(See Tip Selection Chart, pg. 8)
3 54-4926*
▼
FLUID SEAT (UHMW Standard or ....... 1
Optional Carbide Fluid Seat 54-4960)
3A
20-6037
■
O-RING (Part of 54-4926) .................. 1
4 54-4906 FLUID TUBE ASSEMBLY ............... 1
5 54-4924 GUN HEAD ................................... 1
6 54-4923* FRONT HEAD GASKET ................. 1
7 54-4908*
V
NEEDLE PACKING CARTRIDGE ..... 1
(1,500 PSI maximum)
8 — GUN BODY (Not Sold Separately) ...... 1
9 54-4925 FLUID INLET NUT ......................... 1
10 54-5328 SIDE PORT CONTROL ASS’Y
(AA10) .. 1
10A 20-6785 FLUOROELASTOMER SEAL
(2-004) 1
11 54-4939 TRIGGER SCREW .......................... 1
12 54-4938 TRIGGER STUD ............................. 1
ITEM PART
NO. NO. DESCRIPTION QTY.
13 54-4922 FLAT PLUG ................................... 1
14 54-4947 FLUID TUBE BRACKET SPACER ... 1
15 54-4943 FLUID TUBE BRACKET ................. 1
16 54-4975 PUSH IN TUBE FITTING ................ 1
1/8" NPT(M) X 3/8" O.D.
17 20-6718 BUTTON HEAD CAP SCREW ........ 1
18 54-4944
●
FLUID INLET FITTING ................... 1
19 54-4937 TRIGGER ....................................... 1
20 54-4909* AIR VALVE ASSEMBLY ................. 1
21 71-28▲ D.M. NIPPLE ................................. 1
1/8" NPT(m) x 1/4" NPS(m)
22 54-4725 FILTER ASSEMBLY (100 Mesh) ......... 1
▼
Also available as part of AA10 Conversion Kit 54-5302 (for converting
AA1500 spray guns w/AA2 or AA4 air caps to AA1500 spray guns
with AA10 air caps).
✖
Only available as part of 54-5309 AA10 Retaining Ring Replacement Kit.
* Available as part of Repair Kit 54-4970.
■
Also available: 20-6037-K10 (Kit of 10 o-rings).
●
Alternate fluid inlet fitting (18)—order separately.
▲
Alternate D.M. nipple (21) is included in gun package.
V
Alternate High Strength Needle Packing Cartridge
All o-rings are a minimum order qty. of 2.
ITEM PART
NO. NO. DESCRIPTION QTY.
PARTS LIST
When ordering, please specify Part No.
(Not all Part numbers are available for purchasing)
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