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9923142 - 2011 RANGER RZR / RZR S / RZR 4 Service Manual
© Copyright 2010 Polaris Sales Inc.
Battery Installation
IMPORTANT: Using a new battery that has not been
fully charged can damage the battery and result in a
shorter life. It can also hinder vehicle performance.
Follow the battery charging procedure in Chapter 10
“Electrical” before installing the battery.
1. Ensure the battery is fully charged.
2. Place the battery in the battery holder and secure with hold-
down strap.
3. Coat the terminals with dielectric grease or petroleum jelly.
4. Connect and tighten the red (positive) cable first.
5. Connect and tighten the black (negative) cable last.
6. Verify that cables are properly routed and reinstall the
driver’s seat.
Battery Off Season Storage
Refer to Chapter 10 “Electrical” for off season storage
procedures.
Battery Charging (Maintenance Free)
Refer to Chapter 10 “Electrical” for charging procedure.
Spark Plug Service
1. Remove the rear service panel:
• RZR / RZR S: Remove the driver and passenger seats.
• RZR 4: Remove both rear passenger seats.
2. Remove the cargo box assembly to access the spark plugs
(see Chapter 5).
3. Remove both spark plug caps and clean plug area so no dirt
or debris can fall into engine when plugs are removed.
4. Clean plug area so no dirt and debris can fall into engine
when plugs are removed.
5. Remove spark plugs.
6. Inspect electrodes for wear and carbon buildup. Look for a
sharp outer edge with no rounding or erosion of the
electrodes.
7. Clean with electrical contact cleaner or a glass bead spark
plug cleaner only. CAUTION: A wire brush or coated
abrasive should not be used.
8. Measure gap with a wire gauge. Adjust gap if necessary by
carefully bending the side electrode.
9. If necessary, replace spark plug with proper type.
CAUTION: Severe engine damage may occur if the
incorrect spark plug is used.
WARNING
A hot exhaust system and engine can cause
serious burns. Allow engine to cool or wear
protective gloves when removing the spark plugs.
RZR 4 Shown
Note for
reassembly
Inspect electrode for
wear and buildup
Gap - .035" (0.90 mm)
Spark Plug Gap