Macnaught POWERLUBE Bedienungsanleitung Seite 24

Troubleshooting Guide - B2 Gun
Problem
Booster fails to boost
Gun leaks continuously
from the coupler
Grease leaks past the
plunger
PA62 Issue 19 © 2013
Possible Cause
Contaminant under the non-
return valve body (5) ball seat.
Contaminant under the valve
sear in the inlet body (14).
Incorrect trigger setting.
Contaminant under ball (12) or
bent plunger (2)
Plunger O-Ring (4) damaged.
For Warranty Terms and Conditions see macnaught.com.au
For a list of Australian Service Centres see macnaught.com.au
Unscrew the extension tube (9) from the non-
return valve body (5).
Remove items 8,7,6 and 5. Clean all parts and
reassemble.
Unscrew the inlet body (14) from the gun body
(11). Unscrew the valve, insert (8). Remove the
valve spring (7) and steel ball (6). Clean the ball
seat and reassemble.
Loosen the locknut (1) and screw the plunger ad-
justing screw (2) out until the trigger has free play.
Unscrew the inlet body (14) from the gun body
(11).
Unscrew the extension tube (9) and swing the
trigger away, then remove the plunger guide bush
(1), plunger (2), backup washer (3) and plunger
o-ring (4).
This will enable the ball (12), ball support (16) ball
spring (13) and guide spring (15) to be removed
from the gun body (11).
Inspect, clean and replace all parts using a new
plunger guide bush (5).
Note: Apply teflon tape (or thread sealant) to the
extension tube (9).
Remove the extension tube (9), swing the trigger
(22) away, and remove the plunger guide bush (1)
plunger (2) backup washer (3) and plunger o-ring
(4).
Inspect, clean and replace all parts using a new
plunger o-ring (4) and plunger guide bush (1).
Note: Apply teflon tape (or thread sealant) to the
extension tube (9).
Product Specifications
Lubrication grease up to NLGI
Application
No. 2 Viscosity
10,000 psi
Maximum Working
65 MPa
Pressure
690 bar
Connections ¼" NPT (F) Z Swivel Assembly
Approximate 0.75 kgs
Weight 1.5 lbs
Remedy
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