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Generac 04389-1, 04456-1, 04390-1 owner manual Service Schedule

Models: 04389-1, 04456-1, 04390-1

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4.13 SERVICE SCHEDULE

Section 4 — Maintenance

Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators

4.13 SERVICE SCHEDULE

ATTENTION: It is recommended that all service work

be performed by your nearest Generac/Guardian Authorized Dealer.

 

SYSTEM/COMPONENT

 

PROCEDURE

 

FREQUENCY

 

 

X = Action

Inspect

Change

Clean

W = Weekly

 

 

R = Replace as Necessary

 

 

 

M = Monthly

 

 

* = Notify Dealer

 

 

 

Y = Yearly

 

 

if Repair is Needed.

 

 

 

 

 

 

FUEL

 

 

 

 

 

 

Fuel lines and connections*

X

 

 

M

 

 

LUBRICATION

 

 

 

 

 

 

Oil level

X

 

 

M

 

 

Oil

 

X

 

AFTER BREAK-IN,

 

 

 

 

 

 

 

AND Y

 

 

Oil filter

 

X

 

AFTER BREAK-IN,

 

 

 

 

 

 

 

AND Y

 

 

COOLING

 

 

 

 

 

 

Enclosure louvers

X

 

X

W

 

 

BATTERY

 

 

 

 

 

 

Remove corrosion,

X

 

X

M

 

 

ensure dryness

 

 

 

 

 

 

Clean and tighten

X

 

X

M

 

 

battery terminals

 

 

 

 

 

 

Check charge state

X

R

 

EVERY 6 M

 

 

Electrolyte level

X

R

 

EVERY 6 M

 

 

(unsealed batteries only)*

 

 

 

 

 

 

ENGINE AND MOUNTING

 

 

 

 

 

 

Air cleaner

 

X

R

 

Y

 

 

Spark plug(s)

 

X

R

 

Y

 

 

GENERAL CONDITION

 

 

 

 

 

 

Vibration, Noise, Leakage,

X

 

 

M

 

 

Temperature*

 

 

 

 

 

 

COMPLETE TUNE-UP*

TO BE COMPLETED BY A GENERAC/

Y

 

 

 

 

GUARDIAN AUTHORIZED DEALER

 

 

 

 

 

 

 

 

 

 

22 Generac® Power Systems, Inc.

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Generac 04389-1, 04456-1, 04390-1 owner manual Service Schedule
Page 23 Page 25