RAMVAC BISON, Инструкция по эксплуатации

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Page 3
STANDARD
1 Phase Motor Replacement
How to replace a 1 phase motor on Standard models.
1. Secure disconnect.
2. Move vacuum unit into an open area if needed.
Note location and orientation of motor wires for proper installation.
3. Disconnect motor wires from 2T1, 4T2, and motor ground in Electrols.
Remove motor wire from cord grip.
4. Remove belt guard.
5. Loosen all four motor mounting bolts ½ turn from full tight.
6. Loosen belt tension bolts and remove belt(s).
Note pulley and hub orientation for proper installation.
7. Remove motor pulley.
a. Set Screw Pulleys:
i. Loosen motor pulley set screws and remove pulley.
b. Taper Lock Pulley:
i. See “Taper Lock Pulley Remove and Replace” procedure in the
“Belt Replacement, Alignment, and Tensioning Service
Instruction”.
8. Remove motor mounting bolts and defective motor.
9. Install motor on base with motor mounting bolts previously removed.
10. Replace shaft key. Properly orientate pulley and pulley hub on motor
shaft. Do not tighten set screws or hub screws.
11. Place belts over pump and motor pulleys.
12. Tension and align belt. See “Belt Replacement,
Alignment and
Tensioning Service Instructions”.
13. Connect motor wires with proper orientation as noted.
14. Replace vacuum unit in original spot. Reattach exhaust outlet and
Filtrols intake hose couplings.
1 Phase Gray Box Electrols
Note: Gray Box Electrols have several variations
Motor Wires 2T1,
4T2, Motor Ground
Motor Ground Lug
Standard 550 Motor Bolts
Motor Mounting
Bolts (4)
Belt Tension Bolts
Cord Grip