Holder Tractor C992, Руководство по эксплуатации, Страница: 114 / 129

11. Maintenance Procedures
105
To check bubble formation in the AC:
1. Look through the sight glass and check whether there are any air bubbles.
2. If bubbles are found, contact the nearest Holder service center.
Engaging emergency start-up for dual drive system
This procedure provides instructions on how to operate the emergency circuit if the engine has stalled
and cannot be restarted in a regular way. This procedure is applicable only if the dual drive system is
installed
To engage the emergency start-up for dual drive system:
Danger:
Risk of explosion
Do not use any starting aids such as Ether or similar products. These products are extremely
dangerous. Failure to comply can result in serious or fatal injuries.
l
Switch off the drive system and driven attachments (?).
1. Press the inch pedal completely down.
2. Briefly (?) actuate the starter (?).
3. Pull down the handle (?) for emergency circuit. (To engage the emergency circuit?)
4. Start the engine. Follow
Starting engine procedure.
Releasing parking brake (from tension?)
This procedure provides instruction how to release the parking brake if (what happened?) If the parking
brake cannot be released (engaged?) due to a power failure or an electrical defect (only?), the electrical
brake cylinder must be relieved of tension so that the tractor can be towed.
Danger from tensioned brake cylinder (Not clear what kind of danger)
Loosen clamping screws carefully. Sudden detachment of the clamping screws can lead to movements
of the cable. Only allow the parking brake to be repaired by trained personnel in a specialist shop.
There is a possibility of severe or fatal injuries or damage to the tractor if you do not observe these
specifications.
To release the parking brake:
Warning:
Risk of tractor rolling away