10 Hours Service - Spraying Circuit; Hours Service - Brakes (Optional); 50 Hours Service - Transmission Shaft; 50 Hours Service - Wheel Nuts - Hardi NAVIGATOR 4000 Instruction Book

10 Hours Service - Spraying Circuit

Fill with clean water and operate all functions. Check for leaks using a higher spray pressure than normal. Check nozzle spray
patterns visually using clean water.

10 Hours Service - Brakes (optional)

Apply brake pedal and check function of trailer brakes.

50 Hours Service - Transmission Shaft

Check function and condition of the transmission shaft protection guard. Replace any damaged parts.

50 Hours Service - Wheel Nuts

Tighten wheel nuts as follows.
Torque wrench setting for mounting wheel hub to rim plate: 490 Nm.
Tightening sequence for wheel nuts: See illustration and tighten in the
numbered order.
μ
ATTENTION! When wheels has been mounted or re-tightened,
the plastic nut covers must be placed on the nuts afterwards.

50 Hours Service - Tyre Pressure

Check the tyre pressure according to the table in "Technical Specifications".
€
DANGER! Never inflate tyres more than to the pressure specified in the table. Over-inflated tyres can explode and
cause severe injuries! See the section "Occasional Maintenance - Change of Tyres".
±
WARNING! If renewing tyres, always use tyres with minimum load index as specified.

250 Hours Service - Readjustment of the Boom

Please refer to Boom Manual

250 Hours Service - Hydraulic Circuit

Check the hydraulic circuit for leaks and repair, if needed.
Refill nitrogen accumulators for:
• ParaLift
• Suspension (if fitted)
±
WARNING! Hoses for boom lifting device must be changed after every 5 years of use.
±
WARNING! Nitrogen accumulators may contain oil under pressure.

250 Hours Service - Hoses and Tubes

Check all hoses and tubes for possible damage and proper attachment. Replace damaged hoses or tubes.
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