BRIGGS & STRATTON 704622 Pressure Washer Gun

The BRIGGS & STRATTON 704622 Pressure Washer Gun provides handheld control of pressurized water, with service concerns often involving trigger response, fittings, and wand attachment.

Symptoms This Part Can Address:

• Trigger does not release smoothly.

• Gun fitting develops seepage.

• Water output feels restricted.

• Wand connection requires repeated adjustment.

• Spray shuts off unexpectedly.

Trigger Release Trouble

Quick Check: After releasing pressure from the washer, operate the trigger several times and watch for delayed return.

Fix Suggestion: Check the trigger assembly for contamination or visible wear and have the gun serviced if movement remains abnormal.

Prevention Tip: Keep cleaning chemicals and loose debris away from the trigger area during storage.

Fitting Seal Concern

Quick Check: Examine the gun connection while the water supply is off and look for moisture around the joint.

Fix Suggestion: Remove the connection, check the sealing area, and refit it securely if no damage is visible.

Prevention Tip: Wipe connection points clean before attaching the pressure hose.

Restricted Water Passage

Quick Check: Disconnect the water supply and inspect the gun outlet for visible buildup.

Fix Suggestion: Remove accessible residue and check the connected wand for a blockage affecting water delivery.

Prevention Tip: Use clean water and rinse the equipment after applications involving detergent or dirty water.

Unexpected Spray Interruption

Quick Check: Check whether the trigger remains engaged and whether the hose connection is firmly seated.

Fix Suggestion: Reconnect the hose and examine the trigger mechanism if water continues stopping during operation.

Prevention Tip: Avoid pulling the pressure hose sharply while using the gun.

Customer Experience: A user working with the BRIGGS & STRATTON 704622 gun reported that replacing a worn gun helped restore smoother trigger control during cleaning tasks.