Zetor 3321 SUPER User Manual

127
MAINTENANCE INSTRUCTIONS
Driver or tractor user alone can do
almost any work on planned technical
maintenance. If you don’t have a suffi-
cient technical equipment let to do more
complicated work at the authorized
service.
All work in connection with
cleaning, lubrication and adjust-
ment of tractor or implemented
machine must be done only after
stopping engine and other
moving parts, except of brake,
charging and hydraulic inspec-
tion.
Page
Lubrication of engine Z 5202...................................................................................129
Lubrication of engine Z 6202 - Z 7702 ....................................................................130
Lubrication of engine Z 7302...................................................................................131
Engine oil level inspection.......................................................................................132
Engine oil draining...................................................................................................132
Engine oil cleaner exchange ...................................................................................132
Engine oil filling up ..................................................................................................133
Fuel course cleaner cleaning ..................................................................................133
Fuel cleaner cartridge exchange .............................................................................133
Fuel system bleeding .............................................................................................. 134
Dry air cleaner maintenance ...................................................................................135
Main air filter element regeneration.........................................................................135
Inner safety air filter element exchange ..................................................................136
Air filter element reassembly...................................................................................136
Clogging indicator reset .......................................................................................... 136
Hydrostatic steering oil and filter element exchange ...............................................137
Hydrostatic steering system bleeding .....................................................................138
Exchange of hydrostatic steering hoses .................................................................139
Exchange of coolant................................................................................................ 140
Inspection and oil exchange in transmission, differential housing, and bull gear
housings (portals)....................................................................................................141
Draining and inspection openings ...........................................................................141
After draining oil ......................................................................................................142
∗ Front driving axle..................................................................................................142
Front PTO gearbox..................................................................................................143
Brake fluid filling up .................................................................................................143
Heating system air filter cleaning ............................................................................144
Draining of condensed water from air tank ............................................................. 144
Air system inspection for leaks................................................................................144
Tire maintenance ....................................................................................................145
Tire inflation.............................................................................................................145
Recommended tire inflation pressure for front wheels of tractors - Z 3321, Z 4321,
Z 5321, Z 6321, Z 7321........................................................................................... 146
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Zetor 3321 SUPER Specifications

General

Brand	Zetor
Model	3321 SUPER
Category	Tractor
Language	English