ZF 400 Series User Manual

Maintenance
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5 Maintenance
5.1 Maintenance schedule
MAINTENANCE DESCRIPTION
MAINTENANCE LEVEL
A1 A2 A3 A4 A5 Z1
Check oil level
x x x x x
Rotate rotary handle of oil filter
x x x x x
General conditions visual inspection
x x x x x x
Clean transmission externally
x x x x
Re-tighten all bolts accessible from the outside
x x x x x
Check control position settings
x x x x
Lubricate external moving parts
x x x x
Oil change
x x x x x
Replace oil filter; clean gap filter and filter housing
x x
Torsionally flexible clutch visual inspection
x
Clutch discs visual inspection
x x
Running gears visual inspection
x x
Replace oil pump
x x
Check control unit
x
Replace control unit
x x
Recalibrate indicators
x x x x
Inspect and clean oil cooler (check cooling system)
x x x
Check shaft seal of input flange
x x x
Check shaft seal of output shaft
x
Major transmission overhaul
x x
Check the grounding circuit for possible corrosion
x x x x
NOTE:
* every 250h
** every 750h

ZF 400 Series Specifications

General

Type	Marine Transmission
Series	400 Series
Manufacturer	ZF
Application	Marine
Max Input Power	Varies by model (Consult ZF specifications)
Rated power (hp)	Varies by model (Consult ZF specifications)
Max Input Speed	Varies by model (Consult ZF specifications)
Gear Ratios	Varies by model (Consult ZF specifications)
Weight (kg)	Varies by model (Consult ZF specifications)
Weight (lbs)	Varies by model (Consult ZF specifications)
Mounting	Varies by model (Consult ZF specifications)
Housing Material	Aluminum
Oil Capacity (L)	Varies by model (Consult ZF specifications)
Oil Capacity (US qt)	Varies by model (Consult ZF specifications)
Cooling System	Integrated oil cooler (optional external cooler)