KitchenAid KDTE334GPS – Upper spray arm not spinning Repair Guide

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Model: KitchenAid KDTE334GPS
Brand: KitchenAid
Model Number: KDTE334GPS

🔍 Problem Description

Check water distribution tube; clean spray arm holes; replace bearing

📋 What You’ll Need

  • Upper spray arm
  • Spray arm bearing

    • 🔧 Step-by-Step Repair Instructions

      🔧 Step 1: Check water distribution tube for blockages

      1. Unplug the refrigerator from the electrical outlet or flip the dedicated circuit breaker to the OFF position.
      2. Open the freezer door and remove all food items from the top shelf and any baskets blocking your access to the ceiling area.
      3. Locate the water distribution tube running along the top rear wall of the freezer compartment, approximately 2-3 inches down from the ceiling. It appears as a white or clear plastic tube, roughly 1/4 inch in diameter, with small holes spaced every 1-2 inches along its length.
      4. Use a Phillips-head screwdriver #2 to remove the 2-4 screws securing the plastic cover panel that shields the distribution tube. Set screws aside in a small container.
      5. Gently pull the cover panel forward and down to unhook it from any plastic tabs, then set it aside.
      6. Examine each small water outlet hole along the tube’s length. Look for white mineral deposits, ice buildup, or debris blocking the holes.
      7. Fill a turkey baster or large syringe with warm water (not hot—approximately 100°F).
      8. Squeeze warm water through each visible hole to flush out blockages. You should see water flow freely through unblocked holes.
      9. For stubborn mineral deposits, dip a cotton swab in white vinegar and scrub each hole opening using circular motions for 10-15 seconds per hole.
      10. Use the turkey baster to flush each hole again with warm water after vinegar treatment.
      11. Inspect the tube ends where it connects to the water supply. Clear success means water flows freely when you squeeze liquid into the holes, with no backing up or overflow.

      🛠️ Step 2: Clean all spray arm holes

      1. Remove the lower spray arm by grasping it at the center hub and pulling straight up – it should lift off without unscrewing, or twist counterclockwise one quarter-turn if it has a locking tab.
      2. Remove the mid-level spray arm (if your dishwasher has one) by pulling the rack out completely, then lifting the spray arm assembly straight up from its mounting bracket.
      3. Remove the upper spray arm by unscrewing the plastic cap at its center counterclockwise, then pulling the arm downward off the water feed tube.
      4. Hold the first spray arm under bright light and count the spray holes – you’ll typically find 12-24 small circular holes ranging from 1/16 inch to 1/8 inch in diameter.
      5. Insert a straightened metal paperclip or a piece of thin wire (20-22 gauge) into each hole, pushing through until it exits the opposite side of the spray arm channel.
      6. Twist the wire 2-3 full rotations inside each hole to dislodge mineral deposits, food particles, and calcium buildup.
      7. Fill your kitchen sink with hot water (120-140°F) and add 2 cups of white vinegar.
      8. Submerge all spray arms in the vinegar solution for 20-30 minutes to dissolve remaining mineral deposits.
      9. While the arms soak, use a toothpick or wooden skewer to probe each hole again, working from both the inside and outside of the arm.
      10. Rinse each spray arm under running tap water, holding each hole up to the light to verify clear passage – you should see light passing through completely.
      11. Test water flow by holding each arm under a running faucet – water should spray evenly from all holes in distinct streams.
      12. Reinstall the upper spray arm by sliding it onto the water feed tube and threading the plastic cap clockwise until hand-tight.
      13. Reinstall the mid-level spray arm by pressing it down onto the mounting bracket until it clicks into place.
      14. Reinstall the lower spray arm by positioning it over the center mount and either pressing down or twisting clockwise one quarter-turn to lock.

      ⚙️ Step 3: Inspect spray arm bearing for wear

      1. Hold the spray arm assembly upside down so the underside faces upward and locate the circular bearing housing in the center—it’s typically 1.5 to 2 inches in diameter with a cylindrical post protruding downward.
      2. Grip the bearing post (the cylindrical piece that connects to the spray arm tower) and rotate it clockwise and counterclockwise through its full range of motion 5-6 complete rotations.
      3. Feel for resistance during rotation—a good bearing spins smoothly with consistent, light resistance throughout the entire rotation with no catching, grinding, or rough spots.
      4. Check for vertical play by pulling the bearing post upward away from the spray arm body while holding the spray arm steady—movement exceeding 1/8 inch (3mm) indicates wear requiring replacement.
      5. Examine the interior bearing surface by looking into the circular housing opening from underneath—use a flashlight to illuminate the interior and look for visible grooves, scoring, or discoloration that appears as darkened streaks or shiny worn patches in the plastic.
      6. Inspect the bearing post surface for wear by examining the cylindrical shaft that rotates inside the housing—run your fingernail along its surface feeling for ridges, flat spots, or rough texture that indicates material loss.
      7. Check the water inlet holes around the bearing post base—count how many holes are present (typically 2-4 holes, each 1/8 inch diameter) and verify none are blocked with mineral deposits or debris.
      8. Test bearing seal integrity by looking for calcium buildup, white crusty deposits, or black mold inside the bearing cavity—presence of these indicates water is leaking past the seal.
      9. Make your replacement decision: Replace the spray arm assembly if you found grinding during rotation, more than 1/8 inch vertical play, visible grooves in bearing surfaces, or significant mineral buildup inside the bearing cavity.

      🔩 Step 4: Test spray arm rotation

      1. Open the dishwasher door fully until it rests at a 45-degree angle from vertical.
      2. Pull out the bottom dish rack completely and set it aside on your work surface.
      3. Locate the lower spray arm, which sits approximately 2 inches above the dishwasher floor in the center of the tub, mounted on a cylindrical hub.
      4. Grasp the spray arm with both hands, one on each side, and attempt to rotate it clockwise using light hand pressure (approximately 1-2 pounds of force).
      5. The spray arm should spin freely with minimal resistance, completing 5-10 full rotations before stopping on its own from friction – this indicates proper function.
      6. If rotation feels stiff or stops within 1-2 rotations, push down firmly on the spray arm center hub while rotating to check if vertical clearance is the issue.
      7. Inspect the 6-8 spray nozzles (small holes around the arm) by holding a flashlight 6 inches away – look for food particles, mineral deposits, or debris blocking the openings.
      8. Remove any blockages by inserting a straightened paper clip or toothpick into each nozzle hole, pushing through until the opening is clear.
      9. Locate the middle spray arm directly beneath the upper dish rack, mounted 12-14 inches above the bottom of the tub.
      10. Spin the middle spray arm using the same technique as step 4 – it should also rotate freely with 5-10 complete revolutions.
      11. Check the upper spray arm (if equipped) located on the ceiling of the dishwasher tub by reaching up and rotating it with your hand.
      12. Turn on your water supply valve beneath the sink by rotating it fully counterclockwise.
      13. Close the dishwasher door and run a 30-second rinse cycle to observe spray arm rotation through the door window or by opening mid-cycle.
      14. Success looks like all spray arms spinning continuously in a smooth, wobble-free pattern during water flow.

      đź“‹ Step 5: Replace spray arm or bearing if damaged

      1. Grasp the spray arm at its center hub where it connects to the mounting post at the bottom of the dishwasher tub.
      2. Rotate the spray arm counterclockwise 1/4 turn (90 degrees) while pulling upward with steady pressure until it releases from the mounting bracket.
      3. If your model has a retaining nut instead, use an adjustable wrench to turn the center nut counterclockwise 3-4 full rotations, then lift the spray arm straight up.
      4. Inspect the center mounting hole on the spray arm—you’ll see either a plastic bearing ring (white or gray circular insert, approximately 1 inch diameter) or a metal washer.
      5. If the bearing is cracked, worn smooth, or wobbles in its socket, pry it out using a flat-head screwdriver positioned at the edge of the bearing, applying upward leverage.
      6. Press the new bearing (part numbers vary: W10195416 for Whirlpool, 154568002 for Frigidaire) into the center hole with your thumbs until it sits flush with the spray arm surface—you’ll feel resistance stop when fully seated.
      7. Spin the bearing with your finger; it should rotate freely without catching or grinding.
      8. Align the spray arm’s center hole directly over the mounting post protruding from the dishwasher floor.
      9. Lower the spray arm straight down onto the post until it rests on the mounting bracket below.
      10. Rotate clockwise 1/4 turn until you hear or feel a click indicating the locking tabs have engaged, or hand-tighten the retaining nut 2-3 full turns until snug (do not overtighten—plastic threads strip easily).
      11. Spin the spray arm by hand through 2-3 complete rotations—it should rotate freely without scraping the tub bottom or hitting the dish racks above, with no more than 1/8 inch vertical play.

      đź›’ Recommended Products

      Here are the recommended products for this repair: