GAUGE-OIL LEVEL (DIPSTICK) 4732180 - Caterpillar

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Remove the tank caps and strainers.
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Open the water tank drain valves. Front left valve (if equipped) and rear water fill valve (1). Allow all water to drain from the tank before proceeding, and then close the valve.
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Remove water system strainer (2) to drain the water system on the right side.
Pour the water from the housing for the strainer.
Close water supply valve (3).
Install water system strainer (2).
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Close the spray bar valves on the bottom of water valve manifold (4).
Connect an air hose to valve (5).
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Connect the other end of the air hose to air supply quick disconnect (6).
Open valve (5).
Open one spray bar valve at a time on water valve manifold (4). Close each valve before opening the next valve.
Close valve (5), and remove the air hose.
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Remove water spray system strainer (7).
Pour the water from the housing for the strainer.
Install the water spray system strainer.
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Open water pump drain valve (8). Allow the water to drain, and then close the valve.
Illustration 8 g06124867Note: Some parts have been removed for clarity.
If equipped, remove water transfer pump drain plug (9), and allow water to drain. Install the plug back on.
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Open the high-pressure pump drain (10) (If Equipped). Allow the water to drain, and then close the valve.
Remove high-pressure pump filter (11) (If Equipped).
Pour the water from the housing for the filter.
Install the high-pressure pump filter.