Repair
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| 3. If the measurement is less than 1/2” or greater than 3/4”, | |||
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| WARNING |
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| loosen the two | |||||||||
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| brake cable (B) to the chain case bracket. | |||||||||
DO NOT attempt any adjustments, maintenance, service or | 4. Adjust the cable up or down using the | |||||||||||
repairs with the engine running. STOP engine. STOP blade. | ||||||||||||
| a distance of 1/2” to 3/4” between the end of the clutch/ | |||||||||||
Engage parking brake. Remove key. Remove spark plug |
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| brake cable (adjustment shown in inset of Figure 39) | |||||||||||
wire from spark plug and secure away from plug. Engine |
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| and the bottom of the housing. | |||||||||||
and components are HOT. Avoid serious burns, allow all |
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5. After adjustment is complete, securely tighten the cable | ||||||||||||
parts to cool before working on machine. |
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| 6. Retest the wheel brake. | |||
How To Adjust The Brake / Parking Brake | ||||||||||||
Test the wheel brake on a dry concrete surface. When |
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properly adjusted, the unit will stop within 5 feet from fastest |
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speed. If stopping distance is more than 5 feet, adjustment |
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is required. |
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Manual Drive Models: |
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| B |
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1. Set the parking brake. Refer to “How To Set The Parking |
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| Brake”. |
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2. Measure the distance (A, Figure 39) between the end of |
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| the clutch/brake cable (B) and the bottom of the housing |
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| (C). The measurement should be no less than 1/2” and |
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| no greater than 3/4”. |
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NOTE: The cotter pin and brake spring (D and E, Figure 39) |
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are noted for reference purposes only. |
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| Figure 40: Brake cable adjusting nuts | |||
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| Hydro Drive Models: | ||||
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| Not | Contact an authorized dealer for assistance. | |||||
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| C |
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| How To Adjust Mower Blade Belt Tension | |||||
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| 1. Remove the mower deck cover. Refer to “How To | |||||
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| Remove The Deck Cover”. | ||||
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| 2. With the unit off and the mower blade disengaged (refer | |||||
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| to “How To Engage The Mower Blade”), measure the | |||||
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| body of the blade engage spring (A, Figure 41). | |||
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| 3. Engage the mower blade, and measure the extended | |||
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| D |
| blade spring (B). It should measure 3/8” to 1/2” longer | ||
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| D |
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| Reproductionthan the unextended spring measurement in Step 2. | |||||
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| 4. If adjustment is needed, disengage the mower blade, | ||||||
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| loosen the rear jam nut (C) securing the PTO cable | ||
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| housing (D), and adjust the cable housing in or out using | ||
| Figure 39: Adjusting the brake cable |
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| the front jam nut (E). | ||||||||
5. Repeat Steps 3 and 4 until the desired measurement is reached. Make sure to tighten the rear jam nut when adjustment is complete.
NOTE: Check to be sure there is slack in the PTO cable (F) when the mower blade is disengaged. This is essen- tial for correct operation of the blade brake. If there is no slack, lessen the cable tension until slack is obtained.
6. Replace the deck cover.
32 | www.snapper.com |