Horizontal Duct Covers
A09076
Basepan |
| |
Downflow |
| |
(Vertical) | Basepan | |
Supply | ||
Downflow | ||
Knockout | ||
(Vertical) | ||
| ||
| Return | |
| Knockout | |
| A09093 |
Fig. 9 - Supply and Return Duct Opening
Step 8 — Install Electrical Connections
!WARNING
ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal injury or death.
The unit cabinet must have an uninterrupted, unbroken electrical ground to minimize the possibility of personal injury if an electrical fault should occur. This ground may consist of an electrical wire connected to the unit ground screw in the control compartment, or conduit approved for electrical ground when installed in accordance with NFPA 70 (NEC) (latest edition) (in Canada, Canadian Electrical Code CSA C22.1) and local electrical codes.
!CAUTION
UNIT COMPONENT DAMAGE HAZARD
Failure to follow this caution may result in damage to the unit being installed.
1.Make all electrical connections in accordance with NFPA 70 (NEC) (latest edition) and local electrical codes governing such wiring. In Canada, all electrical connections must be in accordance with CSA standard C22.1 Canadian Electrical Code Part 1 and applicable local codes. Refer to unit wiring diagram.
2.Use only copper conductor for connections between
3.Be sure that
4.Do not damage internal components when drilling through any panel to mount electrical hardware, conduit, etc.
HIGH-VOLTAGE CONNECTIONS
The unit must have a separate electrical service with a
The
See unit wiring label (Fig. 12, 13 and 14) and Fig. 10 for reference when making high voltage connections. Proceed as follows to complete the
Single phase units:
1.Run the
2.Connect ground lead to chassis ground connection.
3.Locate the black and yellow wires connected to the line side of the contactor.
4.Connect field L1 to black wire on connection 11 of the compressor contactor.
9