Wagner SprayTech Maintenance Manual for 1420 and Other Models

MAINTENANCE

DAILY MAINTENANCE

The only daily maintenance necessary is thorough cleaning. Follow the cleaning procedures in this manual.

EXTENDED MAINTENANCE

Some pump parts eventually wear out from use and must be replaced. The following list indicates the available repair kits for the parts replaced by each kit. However, pump performance is the only reliable indicator of when to replace wear parts. Refer to the Troubleshooting section for more information on when to use these kits.

Kit Part #	Description
0512221	Fluid Section Seal Kit (1420 and 1620 Series)
0512222	Valve Replacement Kit (1420 and 1620 Series)
0512178	Fluid Section Seal Kit (1720,1920, 2120 Series)
0512224	Valve Replacement Kit (1720,1920, 2120 Series)

CLEANING THE INLET VALVE

Cleaning or servicing the inlet valve may be required if the unit has priming problems. This may be caused by improper cleaning and/or storage.

1. Unscrew the inlet valve assembly from the unit with a crescent wrench.

2. Unscrew the inlet nut	Housing
using a 3/8 inch allen	Inlet valve
wrench.		Inlet nut
	assembly

3.Remove excess paint or

rust from the ball and seat or replace with new parts from kit P/N 0512222 (1420, 1620) or P/N 0512224 (1720, 1920, 2120). You may also have to clean excess paint inside the housing.

4.Inspect the inlet O-ringon the inlet valve. Clean or replace, and lubricate with a light household oil.

4.Reassemble ball, carbide seat, and O-rings in the order shown below into the inlet valve.

inlet1620and1420Modelvalve assembly	Inlet O-ring	and1920,1720,Models2120	assemblyvalveinlet
	Inlet valve
	Ball
	O-ring
	Carbide seat
	O-ring
	Inlet nut

5.Install inlet nut back into inlet valve. Torque to 12 ± 2 ft/lbs if you have torque wrench.

6.Make sure the inlet valve O-ringis installed on the inlet valve, then install entire inlet valve assembly back into unit. Tighten with an adjustable wrench.

	ACCESSORIES
Part #	Description
0279920	Separating Oil
0154830	Hose, Whip End, 5’ x 3/16”
0270192	Hose, Wireless, 25’ x 1/4"
0291000	Hose, Wireless, 50’ x 1/4"
0279667	Hose Connector, 1/4” x 1/4”
0088154	Pressure Gauge
0508910	Tip Extension, 12”
0508914	Tip Extension, 24”
0152001	Power Roller Gun Attachment
0155206	9" Roller Cover, 3/8”	Nap
0152307	9" Roller Cover, 1/2”	Nap
0155208	9" Roller Cover, 3/4”	Nap
0152310	9" Roller Cover, 1-1/4” Nap
0512181	GX-08 Four Finger Metal Airless Spray Gun
0512180	GX-07 Two Finger Metal Airless Spray Gun
0512179	GX-06 Two Finger Plastic Airless Spray Gun
0512182	GX-10 Two Finger Metal Airless Spray Gun w/Swivel
0501010	Guard Assembly, F-Thread
0512508	Guard Assembly, G-Thread
0279974	3 Foot Pole Extension w/Swivel
0279976	6 Foot Pole Extension w/Swivel
0512134	180 Degree Swivel
0508931	F- to G-Thread Adapter
0154832	Suction Set Filter (2 Pack)
0512500	411 Trade Spray Tip
0512501	413 Trade Spray Tip
0512502	415 Trade Spray Tip
0512503	417 Trade Spray Tip
0501419	419 Trade Spray Tip
0512504	515 Trade Spray Tip
0512505	517 Trade Spray Tip
0512506	519 Trade Spray Tip
0093930	Anti-Seize Compound
0156113	TR-10 Telescoping Roller, 9", 3/8" Nap
0089959	Yellow Gun Filter
0089958	White Gun Filter
0279109	Pump Saver Plus Protector

© 2002 Wagner Spray Tech - All rights reserved. 13 Customer Service: 800-686-8525 English