Wacker Neuson WM 130 Repair Manual

WM 130/170/270 Repair Troubleshooting
wc_tx000386gb.fm 107
Rough Idling
1. Carburetor system 1) Low idling speed Adjust
2) Slow system passage clogged Check and clean
2. Intake system 1) Air mixing from air intake sys-
tem joints
Check and tighten;
replace gasket
3. Cylinder head 1) Gasket faulty (blow-by) Replace
4. Valve system 1) Improper valve clearance Adjust
2) Leakage from valve seat Repair
3) Excessive clearance between
valve stem and guide
Replace guide and
stem
5. Ignition system 1) Weak spark Check; adjust or
replace plug
Excessive engine oil consumptiom
1. Oil leakage 1) Loose oil drain plug Tighten
2) Faulty oil drain gasket Replace
3) Loose main bearing cover
bolts
Tighten
4) Faulty main bearing cover
gasket
Replace
5) Crankcase oil seal (front, rear)
defective
Replace
2. Oil up 1) Faulty piston oil ring Replace
2) Piston ring seizure, wear, or
poor contact
Replace
3) Excessive wear of piston and/
or cylinder
Replace
4) Faulty stem seal Replace
5) Excessive oil level Adjust
6) Breather defective Repair or replace
Problem and possible cause Remedy

Wacker Neuson WM 130 Specifications

General

Brand	Wacker Neuson
Model	WM 130
Category	Engine
Language	English