Graco RTX 1500 Manuel utilisateur
310694C
Instructions
RTX 1500 Auxiliary Air Kit
Model 287328
• Allows use of external air supply for greater air atomization at spray gun
• Bypasses RTX internal air supply
• Requires air supply minimum of 10 cfm @ 100 psi
Patent Pending
125 psi (0.7 MPa, 6.9 bar) Maximum Working Pressure
Important Safety Instructions
Read all warnings and instructions in the RTX
Sprayer operation manual. Save these instructions.
CAUTION
• Connecting external air supply in any manner other
than following these instructions can damage sprayer.
• Use clean, regulated external air supply.
ti12373a
Installation and Operation
2310694C
Installation and Operation
Installation
1. Remove hopper and front shroud (see manual
310645).
2. Install valve.
3. Push fitting ring (A) and disconnect air line (B).
4. Cut off 2 in. of air line (B) to avoid contact with
moving parts.
5. Align elbow fitting (3) with hole on sprayer frame and
mount auxiliary air kit underneath sprayer frame.
Tighten two screws (18) to secure in place.
6. Connect air line (B) to TEE connector (16) and air
compressor. Connect line (M) to elbow fitting (K)
and TEE connector (16).
7. Install front shroud and hopper.
B
A
3
18
M
B
16
Installation and Operation
310694C 3
Operation
1. Connect external air supply (C) to male air fitting
valve (D).
2. Connect spray gun air line (E) to valve (F).
3. Open spray gun air valve (G) all the way.
4. Pull spray gun trigger and adjust air flow with air
pressure regulator (H) (not supplied by Graco) on
external air supply.
5. Use spray gun air valve (G) for fine adjustment.
ti4962b
Air Flow (cfm) Operating Range at gun
Connection J 1 - 6 cfm
(no additional air required)
Connection F 5 - 20 cfm
(requirement external air supply)
D
G
E
F
CH
Air Vent
Troubleshooting
4310694C
Troubleshooting
Maintenance:
Clean valve inlet every 100 hours:
1. Remove fitting (8) and piston valve (11).
2. Rinse out valve (10) with warm water.
3. Install piston valve (11) and fitting (8); hand tighten.
PROBLEM CAUSE SOLUTION
Sprayer will not pump
material
Gun air valve (G) not open completely 1. Open gun air valve (G).
2. Regulate air flow with air regulator.
Dirty external air supply See Maintenance.
See Manual 310645 for further troubleshooting Determine cause.
Sprayer will not stop
pumping material
Spray gun or air line leaking air when gun trig-
ger is closed
Repair leak.
Air is venting when spray gun is shut off
See Maintenance.
Not enough atomization
air at spray gun
Compressor not large enough for intended use 1. Open gun air valve (G).
2. Regulate air flow with air regulator (H).
Plugged gun, air line or valve Repair or clean as needed.
Material not appropriate for system Review material specifications.
Air lines not properly connected Connect air lines as shown on page 2.
ti4964b Air Vent
Parts
310694C 5
Parts
ti5111b
16
3
610
9
2
5
1
4
7
8
15
11
12
17
18
Ref. Part Description Qty.
1 100175 COUPLING, pipe 1
2 110249 ADAPTER, male elbow, 90 degree 1
3 113321 FITTING, elbow tube 1
4 116720 COUPLER, quick-disconnect 1
5 115524 GASKET 1
6 119362 FITTING, bushing 1
7 119373 SPRING, compression 1
8 15E090 FITTING, quick-disconnect, male 1
9 15E127 NEEDLE, valve 1
10 15E128 VALVE 1
11 15E129 PISTON, valve 1
12 238341 NUT, seal 1
15 110782 o-ring 1
16 15E510 TEE, with air lines 1
17 100016 WASHER, lock 2
18 100270 SCREW, cap, hex hd 2
All written and visual data contained in this document reflects the latest product information available at the time of publication.
Graco reserves the right to make changes at any time without notice.
This manual contains English. MM 310694
Graco Headquarters: Minneapolis
International Offices: Belgium, China, Japan, Korea
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441
Copyright 2008, Graco Inc. is registered to I.S. EN ISO 9001
www.graco.com
Revised 05/2008
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