Troubleshooting Guide; Maintenance Recommendations; Routine Maintenance - Marzocchi MAGNUM Handbuch

TROUBLESHOOTING GUIDE

This section deals with some troubles which can occur when using this fork. Possible
causes are mentioned as well as recommendation on how to possibly solve the problem.
Always read the following table before performing any fork fixing.
TROUBLE
Oil leakage from the oil seal 1. Oil seal wear
2. Scored stanchion tube
3. Dirty seal
Foot oil leakage 1. Faulty foot seal
2. Loose foot screw
The fork is too soft under any 1. Low oil level
adjustment conditions 2. Broken spring
3. Too low oil viscosity
The fork is too hard under 1. Too high oil level
any adjustment conditions 2. Too high oil viscosity
The fork has no reactions 1. Plug pin blocked
when adjustment changes 2. Oil containing foreign bod-
are made
3. Foreign bodies occluding

MAINTENANCE RECOMMENDATIONS

MAGNUM fork is the result of years of experience made on the most important racing
tracks. Even though it is a high technology product, no particular maintenance is needed.
Since it is designed for a sporting use, maintenance is very easy to perform and needs no
special tools.

ROUTINE MAINTENANCE

Use
Dust seal cleaning:
CROSS and ROAD
Oil and oil seal change:
CROSS
ROAD
Air bleeding
N.B.: On muddy or sandy terrain forks should be checked after shorter periods of time
(– 30%) than those shown in the above table. If protection bellows are used forks should
be checked after longer periods of time (+ 30%) than those shown in the above table.
CAUSE
1. Change the oil seal
2. Change the tube and the
3. Clean or replace
1. Change the seal
2. Tighten the screw
1. Fill the oil level up
2. Change the spring
3. Use a different oil viscosity
1. Restore the oil level
2. Use a different oil viscosity
1. Disassemble the plug and
ies 2. Clean and change the oil
3. Disassemble and clean
damper valves
Competition Not competition
After every ride After every ride
After 6 hours After 20 hours
After 30 hours After 60 hours
After every ride Each month
7
US UK
CURE
oil seal
clean it