Nordson Reciprocator HF80 170

Power supply to the machine turned off

Rear door removed and trolley lifted

ATTENTION: The following operations should be carried out by two operators for safety reasons

Nuts A of the rod and upper screws B unscrewed to slacken the belt

Suitable eyebolts placed into the holes on top of the reciprocator

Reciprocator laid down to the ground using a forklift truck

Spacers placed at the top of the column

Encoder shaft loosened and encoder removed

Power supply to the machine turned off and guns supporting-arms removed

Main panel removed by unscrewing the screws that fix it to the main structure

Machine balanced so that the trolley is in a useful position for the operator

Electric motor blocked by inserting a screwdriver into the inner cooling fan

Nuts loosened, not completely and leaving a certain pressure on the thread, that block the eccentric hubs of the sliding blocks

Eccentric hub adjusted using a suitable wrench till the sliding block and the guide are in contact

Two aforesaid operations repeated for a better adjustment

Eccentric nuts blocked when finished

Parallelism between the sliding blocks checked using a sliding gauge

ATTENTION: to perform this maintenance two persons are necessary.

Power supply to the machine turned off

Main panel removed by unscrewing the screws that fix it to the main structure

Gun supporting-arm positioned and blocked so as the counterweight is in line with the opening

Two+two nuts A of the rod and the two upper screws B unscrewed to slacken the belt and remove it from the pulley

All the counterweight plates removed as per Chapter 12.8

Belt marked (up and down) to locate the assembly position

Power supply to the machine turned off

Main panel removed by unscrewing the screws that fix it to the main structure 32

Screw that fix the limit switch group unscrewed and slid up to the required position. 33

ATTENTION: make sure that the electrical cable is correctly positioned.

Sign off on the stroke adjustment

Power supply to the machine turned off

Trolley moved so that the counterweight slides up/down up to reach the opening

ATTENTION: to make the work easier and for safety reasons, it is better that the following operations are carried out by two operators.

Plates of the counterweight added or removed to balance the machine

Sign off on the counterweight adjustment