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RYOBI P422 Safety Trigger Spring Replacement

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If your springs become damaged or weak from extended use, it's wise to replace them to ensure proper function. These springs may be under compression/ tension, so be wary when removing/ replacing these parts.

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  1. RYOBI P422 Safety Trigger Spring Replacement, Battery and Handle: crwdns2935265:01crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 RYOBI P422 Safety Trigger Spring Replacement, Battery and Handle: crwdns2935265:01crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • To remove the battery press down on the two buttons located on each side of the battery and pull away from the body of the grinder.

    • To remove the handle hold grinder with one hand and use the other hand to unscrew the handle with a counter-clockwise motion

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  2. RYOBI P422 Safety Trigger Spring Replacement, Safety Trigger Spring: crwdns2935265:02crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Lay grinder flat on its side so the screws are facing up

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  4. RYOBI P422 Safety Trigger Spring Replacement: crwdns2935265:03crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 RYOBI P422 Safety Trigger Spring Replacement: crwdns2935265:03crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 RYOBI P422 Safety Trigger Spring Replacement: crwdns2935265:03crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Remove the four 1.8 cm screws from the lower and midsection of the body with a T20-20 Torque screwdriver.

    • Remove the 3.7 cm screws from the upper section of the body, with the same screwdriver

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  5. RYOBI P422 Safety Trigger Spring Replacement: crwdns2935265:04crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 RYOBI P422 Safety Trigger Spring Replacement: crwdns2935265:04crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 RYOBI P422 Safety Trigger Spring Replacement: crwdns2935265:04crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Now that the two halves are unscrewed, remove the top half

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  6. RYOBI P422 Safety Trigger Spring Replacement: crwdns2935265:05crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 RYOBI P422 Safety Trigger Spring Replacement: crwdns2935265:05crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 RYOBI P422 Safety Trigger Spring Replacement: crwdns2935265:05crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Remove the safety trigger along with the spring.

    • To remove the spring, pull it gently off the bottom of the trigger.

    • When putting a new spring in make sure it slides into the grove on the bottom of the trigger.

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To reassemble your device, follow these instructions in reverse order.

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Thomas Napert

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UMass Dartmouth, Team 3-6, Duarte Spring 2015 crwdns2935289:0UMass Dartmouth, Team 3-6, Duarte Spring 2015crwdne2935289:0

UMASSD-DUARTE-S15S3G6

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