Aussie Mobi-blaster BB 100 운영자 사용 설명서 - 페이지 9

{카테고리_이름} Aussie Mobi-blaster BB 100에 대한 운영자 사용 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. Aussie Mobi-blaster BB 100 20 페이지. Professional high pressure water blaster

페이지 인쇄

Sept 2016

TROUBLE SHOOTING GUIDE

FAULT

Pump running normally but

pressure low on installation

Fluctuating Pressure

Pressure low after period of

normal use

Pump Noisy

Presence of water in oil

Water dripping below pump

Oil Dripping

Unloader switches repeatedly

when gun is off

Leaky piston rod

Leaky by-pass at nominal pressure

Pressure gauge shows high

pressure fluctuations when

shutting off gun

Pressure in supply line when

running on by-pass

Engine will not start

For engine troubleshooting refer to the engine manufacturer's handbook.

CAUSE

Pump sucking air

Valves sticking

Unloader valve seat faulty

Nozzle incorrectly sized

Worn piston packing

Valves worn

Valves blocked

Pump sucking air

Worn piston packing

Nozzle worn

Check valves worn

Check valves blocked

Unloader valve seat worn

Worn piston packing

Pistons cracked as a result of dry running

Air in suction

Broken or weak suction or delivery valve

spring

Foreign matter in valves

Worn bearing

Excessive temperature of liquid

Oil seal worn

High humidity in air

Piston packing worn

O.R plunger retainer worn

Travel plug in use on pump

Oil seal worn

Leaking gun and/or pressure pipe.

Leaky sleeve

Worn out kick-back valve body

Leaky seals

Defective O-Ring/Support Ring

Nozzle too small, too much water.

Worn out by-pass valves

Valve set too high above operating pressure

Dirty valve

Dirty or worn low pressure valves

Out of fuel

Engine defect

Aussie Mobi-blaster ... Operator's Instruction Manual

Aussie Pumps

REMEDY

Check water supply and possibility of air

ingress.

Check and clean or replace if necessary

Check and replace

Check water supply and air ingress at joints in

suction line

Check and replace

Check and clean

Check and replace

Replace pistons

Check water supply and connections on suction

line

Check and replace

Check and clean

Check and replace

Reduce temperature

Check and replace

Check and change oil twice as often

Check and replace

Replace with breather plug

Check and replace if necessary

Renew gun, seal pressure pipe

Renew sleeve

Check and renew as necessary kick-back valve

plate and seat

Renew seals

Renew piston rod seals and examine surfaces

in guide case

Install larger nozzle

Examine and renew as necessary

Adjust the unloader at the operating pressure.

Clean valve (removing lime deposits etc).

Grease parts before installing.

Remove & clean or replace low pressure valves

Fill tank with petrol/diesel

Return to engine service agent