Husqvarna HUV4421G - Manual (Page 32)

Periodic Service Schedule
Page 30 2007 HUV 4421 Gasoline and Diesel Vehicle Owner’s Manual
NOTE: If the vehicle is constantly subjected to heavy use or severe operating conditions, the preventive
maintenance procedures should be performed more often than recommended in the Periodic Ser-
vice and Lubrication Schedule.
Both the Periodic Service Schedule and the Periodic Lubrication Schedule must be followed to
keep vehicle in optimum operating condition.
PERIODIC SERVICE SCHEDULE
REGULAR INTERVAL SERVICE
Daily service by owner
or trained technician
Engine
Check engine oil level; add if necessary.
See Engine Oil Level Check on
page 34.
Diesel vehicles: Check engine coolant;
add if necessary. See Engine Coolant
Level Check on page 41.
Fuel filters
Diesel vehicles: Drain water from fuel
filter. See Draining Water from Fuel
Filter on page 44.
Brakes
Check brake fluid; add if necessary.
Check brake pedal for proper operation.
See Performance Inspection on page 18.
Monthly service by owner
or trained technician
Engine
Check engine circulating air passage;
visually inspect unshrouded area around
engine exhaust for grass and debris and
clean if necessary.
Diesel vehicles: Check for grass and
debris around the radiator.
Tires
Check air pressure and adjust if
necessary. See Vehicle Specifications
on page 50.
Transmission and differentials
Check lubricant levels. Add if necessary.
See Lubrication Level Check for Front
Differential, Transmission, and Rear
Differential on page 39.
General vehicle
Wash engine compartment and underside
of vehicle. Do not wash engine when hot.
First adjustment after 20 hours,
additional every 100 hours of operation
Engine
Gasoline vehicles: Adjust valve
clearance. See Honda GX620 Service
Manual (P/N 603 00 00-11).
Periodic Service Schedule continued on next page....