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international.com
Designs, materials, weights and performance ratings are approximate and subject to change without notice. Visit
armstrong
international.com for up-to-date information.
25
Storage Tank
*
Float
switches
1/2" half
coupling
Cycle Stop
Cycle Start
Power
2
Using additional wire and conduit as necessary,
thread wires into control panel on heater.
3
Connect numbered wires to
corresponding terminals on terminal block.
1
Install float switches from Armstrong in tank oriented as shown.
* For float orientation consult wiring
diagram supplied with unit.
Main Power Connection
Note:
If facility does not have surge and lightning protection, Armstrong recommends both for heater.
1. Connect supply voltage to top terminals of main fuse disconnect inside disconnect panel.
2. Manually test each starter ("bump the starter") to check for correct motor rotation, as indicated on motor housing.
Note:
If rotation is incorrect, change any two phases on input side of applicable starter and recheck.
3. Connect supply ground to grounding lug at top right of disconnect panel.
4. Tighten all conduit connections.
