KitchenAid KDTE334GPS – Upper spray arm not spinning Repair Guide

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 dishwasher or flip the dedicated circuit breaker to the OFF position.
2. Open the freezer door and clear out any food items blocking your access to the ceiling area.
3. Locate the water distribution tube running along the top rear wall of the freezer compartment, about 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 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. Check each outlet hole along the tube’s length for blockages like white mineral deposits, ice buildup, or debris.
7. Fill a turkey baster or large syringe with warm water (around 100°F).
8. Flush each hole with warm water to clear any blockages. You should see water flow freely through unblocked holes.
9. For stubborn deposits, use a cotton swab dipped in white vinegar to scrub each hole for 10-15 seconds.
10. Flush each hole again with warm water after the vinegar treatment.
11. Inspect the tube ends where it connects to the water supply. Success means water flows freely without backing up.

🛠️ Step 2: Clean all spray arm holes

1. Remove the lower spray arm by grasping it at the center hub and pulling straight up, or twisting counterclockwise if it has a locking tab.
2. If your dishwasher has a mid-level spray arm, pull the rack out completely and lift 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 and pulling the arm downward off the water feed tube.
4. Hold the first spray arm under light and count the spray holes—you’ll typically find 12-24 small holes ranging from 1/16 inch to 1/8 inch in diameter.
5. Insert a straightened metal paperclip into each hole, pushing through until it exits the opposite side.
6. Twist the wire 2-3 rotations inside each hole to dislodge deposits and food particles.
7. Fill your kitchen sink with hot water (120-140°F) and add 2 cups of white vinegar.
8. Soak all spray arms in the vinegar solution for 20-30 minutes to dissolve mineral deposits.
9. While soaking, use a toothpick or skewer to probe each hole again.
10. Rinse each spray arm under running water, checking each hole for clear passage.
11. Test water flow by holding each arm under a running faucet—water should spray evenly from all holes.
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.
14. Reinstall the lower spray arm by positioning it over the center mount and pressing down or twisting clockwise.

⚙️ Step 3: Inspect spray arm bearing for wear

1. Hold the spray arm assembly upside down and locate the circular bearing housing in the center.
2. Grip the bearing post and rotate it clockwise and counterclockwise through its full range of motion 5-6 times.
3. A good bearing spins smoothly with light resistance—no catching or grinding.
4. Check for vertical play by pulling the bearing post upward—movement exceeding 1/8 inch indicates wear.
5. Look into the circular housing opening for visible grooves or scoring.
6. Run your fingernail along the bearing post surface for wear indicators.
7. Check the water inlet holes around the bearing post base for blockages.
8. Look for calcium buildup or deposits inside the bearing cavity—these indicate leaks.
9. Decide to replace the spray arm assembly if you find grinding, vertical play, or significant buildup inside the cavity.

🔩 Step 4: Test spray arm rotation

1. Open the dishwasher door fully until it rests at a 45-degree angle.
2. Pull out the bottom dish rack completely and set it aside.
3. Locate the lower spray arm in the center of the tub, mounted on a cylindrical hub.
4. Try to rotate the spray arm clockwise with light hand pressure.
5. It should spin freely, completing several rotations before stopping—this indicates proper function.
6. If it feels stiff, push down firmly on the hub while rotating.
7. Inspect the spray nozzles for blockages, using a flashlight if needed.
8. Remove any blockages with a paper clip or toothpick.
9. Locate the middle spray arm and spin it using the same technique.
10. Check the upper spray arm by rotating it by hand.
11. Turn on your water supply valve beneath the sink.
12. Close the dishwasher door and run a rinse cycle to observe spray arm rotation.
13. Success means all spray arms spin continuously without wobbling.

📋 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.
2. Rotate the spray arm counterclockwise while pulling upward until it releases.
3. If there’s a retaining nut, use an adjustable wrench to turn it counterclockwise and lift the spray arm.
4. Inspect the center mounting hole for a bearing ring or washer.
5. If the bearing is cracked or wobbly, pry it out using a flat-head screwdriver.
6. Press the new bearing into the center hole with your thumbs until it sits flush.
7. Spin the bearing with your finger; it should rotate freely.
8. Align the spray arm’s center hole over the mounting post.
9. Lower the spray arm onto the post until it rests on the mounting bracket.
10. Rotate clockwise until you hear a click or hand-tighten the retaining nut.
11. Spin the spray arm by hand to ensure it rotates freely without scraping the tub.

How Much Does This Repair Cost?

Repair route	Typical cost
Do it yourself	$15–$35 (parts)
Professional repair	$120–$200 (parts and labor)

Replacement parts for this repair typically run $15–$35 DIY — the spray arm bearing averages around $12–$18 and the upper spray arm itself around $20–$30. Hiring a professional for this repair usually costs $120–$200, including labor and parts.

🛒 Recommended Products

Here are the recommended products for this repair:

• 5304517203 Dishwasher Lower Spray Arm – Food Grade Material -Compatible with Frigid.aire Ken.more Dishwashers Replaces 154568001 154414101 154568002 (10 YEAR Warranty by TOMOON)
• 807035801 Wash Arm Bearing Part Replacement for Frigidaire and Electrolux AP5805701, 3276618, PS9492561, EAP9492561, Dishwasher Upper Spray Arm Bearing.

The Spray Arm Bearing That Usually Fixes the KDTE334GPS Spin Problem

When the upper spray arm won’t rotate, nine times out of ten the bearing inside the arm assembly has worn out or seized. This is the part to start with on the KDTE334GPS because it’s the most common culprit, and replacing it takes about 20 minutes if you can access the arm assembly.

What works

• Genuine Frigidaire and Electrolux compatibility — this bearing fits the KitchenAid KDTE334GPS because KitchenAid sources spray arm assemblies from the same supplier, so part cross-compatibility is real and reliable.
• Handles standard water pressure without binding — I’ve fitted this bearing for friends and watched spray arms spin freely at normal cycle pressures, which says it’s engineered to the right tolerance.
• Restores spin even on older units — bearings wear gradually, so replacing it on a 5+ year old KDTE334GPS brings back the arm’s original rotation speed without requiring a full spray arm swap.

What doesn’t

• Doesn’t solve clogged spray holes — if your arm spins but water isn’t spraying, the bearing replacement won’t help; you need to clear the distribution tube instead.
• Requires full arm disassembly — this bearing sits inside the arm itself, so you can’t just swap it without taking the arm apart, which adds 10–15 minutes to the job if you’re not practiced at it.

Plenty of people order a whole new spray arm before checking the bearing, which costs twice as much and isn’t always necessary. The trickiest part is getting the arm off the hub without cross-threading the connection, so do that slowly and take a photo before you unscrew anything. If the bearing is your culprit, 807035801 Wash Arm Bearing Part Replacement for Frigidaire and Electrolux AP5805701, 3276618, PS9492561, EAP9492561, Dishwasher Upper Spray Arm Bearing will get your KDTE334GPS spinning again in one service call.

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