Empulse Oil Change

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Revision as of 12:55, 24 February 2013 by Richard Champalbert (Talk | contribs) (Updated torque values.)

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Since the Empulse has a transmission with a wet clutch, the oil in the transmission needs to be changed every 3000 miles after the break in period (see Empulse Break In Schedule).

Tools and supplies

  • 1 liter of Oil. Brammo recommends (and uses) AmsOil - Synthetic Motorcycle Oil: SAE 10W-30 (wet clutch approved).
  • 5 mm Allen key.
  • 17 mm socket.
  • 8 mm socket (Or 14 mm socket for method B - see below).
  • Torque wrench.
  • Funnel.
    • If you are going to use method B (see below), you will need a funnel with a long neck (25 cm / 10 inches) and a small tip (1 cm / 3/8 inch), or a length of thin hose.
  • A basin to catch the old oil that can hold at least 1 liter.
  • Shop towels.

Preparation

  1. Ride the Empulse for a while to heat up the oil in the transmission. Warm oil is less viscous (more runny) and will flow out easier.
  2. Put the Empulse on it's kickstand on a flat, level service.
    • Note: Be sure to use the kickstand and not a track stand when changing the oil.
  3. Place some shop towels under the transmission to catch oil drops.
  4. Place the basin under the drain plug.

Drain the old oil

  1. Using the 5 mm Allen key, unscrew the oil check hole.
    • Note: If the bike is on the kickstand (as it should be), there will be little or no oil seeping from the hole. If the bike is on a track stand, oil will pour out.
    • Tip: Oil will seep out of this hole when the oil level is reached, so be sure to keep a shop towel below to catch the oil.
  2. Use the 17 mm socket to loosen the drain plug.
  3. Unscrew the drain plug by hand and let the oil flow into the basin.
  4. Let the oil drain out for a few minutes.
  5. Hand screw the drain plug back onto the transmission case.
    • Tip: Fasten the plug by hand rather than with a wrench to avoid damaging the transmission case.
  6. Warning: There is currently no information about the recommended torque on the oil drain plug. The following recommended torque is pure speculation.
    Use the torque wrench to tighten the plug to 30 Nm. Equivalent settings that may be on your torque wrench are:
    • 22 ft-lbs
    • 265 in-lbs
    • 3.1 m-kg

Add new oil

Method A

This method uses the breather hose to add oil to the transmission. It is somewhat easier than method B and has been okayed by Brammo support.

  1. Using the 8 mm socket, loosen the hose clamp around the breather plug (which has the word "OIL" written in red on it).
  2. Pull off the breather plug.
  3. Use the funnel to pour most of a liter of oil into the transmission.
  4. Slowly keep pouring the rest of the oil, keeping an eye on the oil check hole. When oil starts seeping out of the of the check hole, enough oil has been added.
    • Note: It may take a few seconds for the oil to get down the breather tube.
  5. Allow the oil to settle and wipe off any oil coming out of the seep hole.
  6. Replace the breather plug.
  7. Use the 8 mm socket to tighten the hose clamp over the breather plug.
  8. Hand screw the oil check plug back onto the transmission case and use the 5 mm Allen key to tighten.

Method B

This is the method described in the manual. It's more difficult that method A because you need a funnel with a long thin end or a hose to get the oil into the transmission case. The oil fill hole is very small, and rather less accessible than the breather tube used in method A. One advantage with this method is that the check oil hole is on the same side as where the oil is added.

  1. Using the 14 mm socket, loosen the oil fill plug.
  2. Use the funnel and tube to pour most of a liter of oil into the transmission.
  3. Slowly keep pouring the rest of the oil, keeping an eye on the oil check hole. When oil starts seeping out of the of the check hole, enough oil has been added.
  4. Allow the oil to settle and wipe off any oil coming out of the seep hole.
  5. Hand fasten the oil fill plug.
  6. Warning: There is currently no information about the recommended torque on the oil fill plug. The following recommendation is pure speculation.
    The plug should be moderately tight.
  7. Hand screw the oil check plug back onto the transmission case and use the 5 mm Allen key to tighten.

Clean up

  • You can dispose of the old oil at most garages or car parts stores (E.g. AutoZone).
    • Tip: Use the empty oil containers to carry the old oil.
  • Wipe up any spilled oil.

References