Periodic Maintenance; Introduction; Periodic Maintenance Charts (Yum1A/Yum2A) - Yamaha UMAX Service Manual

PERIODIC MAINTENANCE

INTRODUCTION

This chapter includes all information necessary to perform recommended checks and adjustments. If
followed, these preventive maintenance procedures will ensure more reliable vehicle operation, a lon-
ger service life and reduce the need for costly overhaul work. This information applies to vehicles al-
ready in service as well as to new vehicles that are being prepared for sale. All service technicians
should be familiar with this entire chapter.

PERIODIC MAINTENANCE CHARTS (YUM1A/YUM2A)

CS - CHECK CA - CHECK AND ADJUST R - REPLACE S - SERVICE CL - CLEAN AND LUBRICATE L - LUBRICATE
PRE-OP
Check engine oil
Check engine air cooling inlet
duct
Check fuel lines for leakage
Check fuel level
Check for looseness and cor-
rosion of battery terminals and
hold downs
Check brake pedal free play
and adjust if necessary
Check steering operation
Check tire pressure, tread
depth, tire surface for damage
Check body and chassis for
damage
Check tightness of all bolts,
nuts, screws and rivets
Check reverse alarm operation
EVERY Check wear of drive belt
MONTH
Check operation of Forward /
Reverse shifting
Clean / Lube pedal control
area
EVERY 6
Wash pre-filter and check air
filter element
MONTHS
Check spark plug and plug
cap condition* / Check com-
pression
• Check brake cable operation
• Inspect for abrasions and
damage, and replace if nec-
essary
Check shock absorbers for oil
leaks and damaged springs
Check fuel hoses for cracks or
damage, and replace if neces-
sary
* Related to emission control system.
Daily
Remarks Pre-Op-
eration
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
PERIODIC MAINTENANCE
20 hours 125 hrs
160 km 1000 km
100 mi 600 mi
(Every (Every 6
month) months)
CS CS
CS CS
CS CS
CS CS
CS CS
CA CA
CS CS
CA CA
CS CS
CS CS
CS CS
CS CS
CS CS
CL CL
S
CS
CS R
CS
CS R
3-1
250 hrs 500 hrs
2000 km 4000 km
1200 mi 2500 mi
(Every (Every 2
year) years)
CS CS
CS CS
CS CS
CS CS
CA CA
CS CS
CA CA
CS CS
CS CS
CS CS
CS CS
CS CS
CL CL
S S
CS CS
CS R CS R
CS CS
CS R CS R
1000 hrs
8000 km
5000 mi
(Every 4
years)
CS
CS
CS
CS
CA
CA
CS
CS
CS
CS
CS
CL
S
CS
CS R
CS
CS R