Difficulty
Moderate
Steps
16
Time Required
30 minutes - 1 hour
Sections
5
- Safety Precautions
- 3 steps
- Pump Discharge Line Disconnection
- 2 steps
- Belt Guard
- 2 steps
- Belt Guard Bracket
- 4 steps
- Valve Plate
- 5 steps
Flags
0
BackMi-T-M Air Compressor AM1-PH65-08HD (2012)
Full Screen
Options
History
Save to Favorites
Download PDF
Edit
Translate
Get Shareable Link
Embed This Guide
Notify Me of Changes
Stop Notifications
Introduction
What you need
Step 1
Turn off the engine
- Before you begin, make sure the device is powered down and cool to the touch.
- Flip the engine switch into the OFF position.
Before you begin, make sure the device is powered down and cool to the touch.
Flip the engine switch into the OFF position.
1024
Step 2
Disconnect the spark plug
- Grab the plastic housing at the end of the spark plug wire.
- Pull firmly to disconnect the wire from the spark plug.
Grab the plastic housing at the end of the spark plug wire.
Pull firmly to disconnect the wire from the spark plug.
Step 3
Drain the compressor tank
- Pull the ring on the safety relief valve away from the compressor tank to drain the air from the compressor.
- Ensure the tank is completely depressurized before starting repairs.
Pull the ring on the safety relief valve away from the compressor tank to drain the air from the compressor.
Ensure the tank is completely depressurized before starting repairs.
Step 4
Disconnect the pump discharge line
- Use a 7/8 inch wrench to loosen the nut securing the pump discharge line to the elbow on the cylinder head.
Use a 7/8 inch wrench to loosen the nut securing the pump discharge line to the elbow on the cylinder head.
Step 5
- Remove the pump discharge line from the elbow.
Remove the pump discharge line from the elbow.
Step 6
Remove the belt guard cover bolt
- Use a 10 mm socket to remove the bolt securing the belt guard.
Use a 10 mm socket to remove the bolt securing the belt guard.
Step 7
Remove the belt guard cover
- Tilt the belt guard away from the device and lift it out to remove it.
Tilt the belt guard away from the device and lift it out to remove it.
Step 8
Remove the belt guard bracket bolts
- Use a 7/16 inch socket to remove the nuts and accompanying bolts securing the belt guard bracket to the rear belt guard.
- You may need to hold the bolts in place with a 7/16 inch wrench during removal.
- Don’t misplace the washers that are removed during this step.
- During reassembly, you may need to slightly loosen the two head bolts securing the belt guard bracket in order to properly align the bracket with the mounting holes in the rear belt guard.
Use a 7/16 inch socket to remove the nuts and accompanying bolts securing the belt guard bracket to the rear belt guard.
You may need to hold the bolts in place with a 7/16 inch wrench during removal.
Don’t misplace the washers that are removed during this step.
During reassembly, you may need to slightly loosen the two head bolts securing the belt guard bracket in order to properly align the bracket with the mounting holes in the rear belt guard.
Step 9
- Use a 1/2 inch socket to remove the two bolts securing the belt guard bracket to the cylinder head.
- Don’t lose the loosened spacers underneath the belt guard bracket.
- Don’t misplace the washers that are removed during this step.
Use a 1/2 inch socket to remove the two bolts securing the belt guard bracket to the cylinder head.
Don’t lose the loosened spacers underneath the belt guard bracket.
Step 10
Remove the belt guard bracket
- Lift the belt guard bracket straight up to remove it.
Lift the belt guard bracket straight up to remove it.
Step 11
Remove the spacers
- Remove the four spacers from the top of the cylinder head.
Remove the four spacers from the top of the cylinder head.
Step 12
Remove the four bolts on top of the cylinder head
- Use a 1/2 inch socket to remove the four remaining bolts securing the cylinder head:
- Two 2 1/8 inch-long bolts
- Two 2 1/2 inch-long bolts
- During reassembly, install all six head bolts at once, and only until hand-tight. Then, fully tighten the six bolts in a star pattern.
Use a 1/2 inch socket to remove the four remaining bolts securing the cylinder head:
Two 2 1/8 inch-long bolts
Two 2 1/2 inch-long bolts
During reassembly, install all six head bolts at once, and only until hand-tight. Then, fully tighten the six bolts in a star pattern.
Step 13
Remove the cylinder head
- Remove the cylinder head.
Remove the cylinder head.
Step 14
Remove the gasket
- Remove the gasket from the cylinder head.
Remove the gasket from the cylinder head.
Step 15
Remove the valve plate
- Push up on one of the valve plate tabs to break the seal between the valve plate and the gasket.
- Remove the valve plate.
Push up on one of the valve plate tabs to break the seal between the valve plate and the gasket.
Remove the valve plate.
Step 16
- Remove the bottom valve plate gasket from the top of the cylinder.
- Use a shop towel to remove any remaining pieces of the gasket on top of the cylinder.
- Use compressed air to remove any gasket debris or other small particles from inside the cylinder.
- During reassembly, note that the two gaskets in the valve plate kit are fragile. Bending the gaskets may cause them to break.
Remove the bottom valve plate gasket from the top of the cylinder.
Use a shop towel to remove any remaining pieces of the gasket on top of the cylinder.
Use compressed air to remove any gasket debris or other small particles from inside the cylinder.
During reassembly, note that the two gaskets in the valve plate kit are fragile. Bending the gaskets may cause them to break.
To reassemble your device, follow these instructions in reverse order.
Cancel: I did not complete this guide.
Author
Kyle Smith
Member since: 02/01/2021
34,298 Reputation
123 Guides authored
Badges:
32
+29 more badges
