Tech Tip: Adjusting Oil Pressure for Cold Weather

In the colder weather you might notice that the oil pressure in your compressor runs higher than it does in warmer weather.

To increase or decrease your oil pressure, you will need two end wrenches sized  9/16” and 7/8”.

Use the 7/8” end wrench to loosen the jam nut and the 9/16” end […]

Tech Tip: Adjusting Oil Pressure for Cold Weather2022-01-04T19:56:10+00:00

Tech Tip Maintenance: U-Joint Maintenance

Tech Tip Maintenance: U-Joint MaintenanceProper, regularly scheduled maintenance on your truck can save costly down time and unnecessary expenses.

Whether you do your own maintenance or have it done at the local shop, always inspect the work to make sure it was done correctly.

Greasing the U-Joints

Grease the U-Joints properly. There should be […]

Tech Tip Maintenance: U-Joint Maintenance2021-11-15T22:29:13+00:00

Tech Tip: Tire Pressure

Checking your tire pressure may seem like a no-brainer, but it’s one of those things that is easy to overlook.  It’s best practice to check the air pressure in your tires weekly.

Set the pressure to match the manufacturer’s specifications printed on the sidewall of the tire.

While you’re checking the pressure, it’s a […]

Tech Tip: Tire Pressure2021-10-04T20:07:20+00:00

Tech Tip: Adjusting the New Style Combination Hydraulic Unloader Pilot Valve

Setting Unload Pressure

  1. Flip toggle to the “RUN” position.
  2. Loosen jam nut counter-clockwise with 5/8″ end wrench.
  3. With jam nut loose, turn unload adjustment nut (9/16″) clockwise to increase pressure. Turn counter-clockwise to decrease pressure.
  4. Stabilize with back-up wrench.
  5. Tighten jam nut.

Setting Differential Pressure

  1. Use 7/8″ wrench to loosen jam nut.
  2. Use 3/4″ wrench to make […]
Tech Tip: Adjusting the New Style Combination Hydraulic Unloader Pilot Valve2021-05-25T16:08:34+00:00

Tech Tip: Adjusting the New Style Combination Hydraulic Unloader Pilot Valve

Setting Pressures

Setting Unload Pressure

  1. Flip toggle to the “RUN” position.
  2. Loosen jam nut counter-clockwise with 5/8″ end wrench.
  3. With jam nut loose, turn unload adjustment nut (9/16″) clockwise to increase pressure. Turn counter-clockwise to decrease pressure.
  4. Stabilize with back-up wrench.
  5. Tighten jam nut.

Setting Differential Pressure

  1. Use 7/8″ wrench to loosen jam nut.
  2. […]

Tech Tip: Adjusting the New Style Combination Hydraulic Unloader Pilot Valve2020-09-08T15:38:07+00:00

Tech Tip: Wheel Chocks

Just putting that automatic transmission into “Park” may not be enough!  With manual transmissions, Air Duct Cleaning truck drivers always knew to put wheel chocks in place whenever their vehicles were parked on the slightest grade.  But that practice is just as important when using trucks with automatic transmissions.  When you or […]

Tech Tip: Wheel Chocks2020-08-04T21:09:38+00:00
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