Matrix MX-A5x - Chapter 11: Upgrades; Belt Tensioner Bearing Replacement

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CHAPTER 11: UPGRADES
1. Bearing replacement procedure for A5x Ascent Trainer machines.
11.1 BELT TENSIONER BEARING REPLACEMENT
1. Replacement bearing kit (SAP - 0000086250)
RE-WORK PARTS REQ.
1. Replacement bearing kit (SAP - 0000086250)
2. (2) 5mm Allen Wrench
3. Philips head screwdriver
4. 24mm Socket Wrench
5. Matrix Disc Removal Tool
TOOLS AND EQUIPMENT REQ.
1. Refer to Ascent Trainer Service Manual and complete steps 1,2 and
3 in section 9.4
2. With the drive belt loosened, remove the tension wheel assembly
from the unit using a 5mm Allen Wrench. (Fig. 1)
3. Remove the bearing and washers from the assembly housing with
5mm Allen Wrenches. (Fig. 2)
4. Check to see if the housing needs the washers included in the kit.
Using the washers to ll any excess gap between the new bearing
and bracket. If the bearing ts with minimal gap then discard
the washers. DO NOT USE JUST ONE WASHER. This will cause a
misalignment with the belt. When using both washers, it will be a
snug t. If you need help aligning the washers and bearing to the
holes in the housing, use a screwdriver to nudge the bearing.
5. Secure the new bearing with the 2 hex screws. (Fig. 3)
6. Replace bearing assembly onto unit and reverse steps 1,2, and 3
in section 9.4 of the Ascent Trainer Service Manual.
7. Test machine for proper operation as described in Section 9.99 in
the Ascent Trainer Service Manual.
PROCEDURE
Figure 1
Figure 2
Figure 3