57
START-UP, RTU-OPEN CONTROLS
FASTENER TORQUE VALUES
Table 27 — Torque Values
IMPORTANT: SET-UP INSTRUCTIONS
Installation, wiring and troubleshooting information for
the RTU-OPEN Controller.: “Controls, Start-up, Opera-
tion and Troubleshooting Instructions,” “RTU-Open In-
stallation and Start-up Guide” and “RTU-Open Integra-
tion Guide”. Have a copy of these manuals available at
unit start-up.
LOCATION
TORQUE VALUE
Supply fan motor mounting
120 in.-lb (13.6 Nm) ±12 in.-lb (1.4Nm)
Supply fan motor adjustment plate
120 in.-lb (13.6 Nm) ±12 in.-lb (1.4Nm)
Motor pulley setscrew
72 in.-lb (8.1 Nm) ± 5 in.-lb (0.6 Nm)
Fan pulley setscrew
72 in.-lb (8.1 Nm) ± 5 in.-lb (0.6 Nm)
Blower wheel hub setscrew
72 in.-lb (8.1 Nm) ± 5 in.-lb (0.6 Nm)
Bearing locking collar setscrew
50 in.-lb (6.2 Nm) - 60 in.-lb (6.8 Nm)
Compressor mounting bolts
65 in.-lb (7.3 Nm) - 75 in.-lb (8.5Nm)
Condenser fan motor mounting bolts
20 in.-lb (2.3 Nm) ± 2 in.-lb 0.2 Nm)
Condenser fan hub setscrew
84 in.-lb (9.5 Nm) ± 12 in.-lb (1.4 Nm)
Summary of Contents for WeatherMaster 50HC04
Page 32: ...32 Fig 63 RTU Open Overlay for Economizer Wiring ...
Page 33: ...33 Fig 64 VFD Overlay for W2770 Controller Wiring ...
Page 86: ...86 Fig C 50HC A07 PAC Control Diagram 208 230 3 60 460 575 3 60 APPENDIX D WIRING DIAGRAMS ...
Page 91: ...91 Fig H 50HC D12 PAC Control Diagram 208 230 3 60 460 575 3 60 APPENDIX D WIRING DIAGRAMS ...
Page 93: ...93 Fig J 50HC A04 A06 PAC Power Diagram 208 230 1 60 APPENDIX D WIRING DIAGRAMS ...
Page 95: ...95 Fig L 50HC A07 PAC Power Diagram 208 230 3 60 460 3 60 575 3 60 APPENDIX D WIRING DIAGRAMS ...
Page 100: ...100 Fig Q 50HC D11 PAC Power Diagram 208 230 3 60 APPENDIX D WIRING DIAGRAMS ...
Page 101: ...101 Fig R 50HC D11 PAC Power Diagram 460 3 60 575 3 60 APPENDIX D WIRING DIAGRAMS ...
Page 103: ...103 Fig T 50HC D14 PAC Power Diagram 208 230 3 60 APPENDIX D WIRING DIAGRAMS ...
Page 104: ...104 Fig U 50HC D14 PAC Power Diagram 460 3 60 575 3 60 APPENDIX D WIRING DIAGRAMS ...
Page 124: ...124 Fig AO PremierLink System A04 A06 Wiring Diagram APPENDIX D WIRING DIAGRAMS ...
Page 125: ...125 Fig AP RTU Open System Control A04 A06 Wiring Diagram APPENDIX D WIRING DIAGRAMS ...
Page 126: ...126 Fig AQ PremierLink System A07 D14 Wiring Diagram APPENDIX D WIRING DIAGRAMS ...
Page 127: ...127 Fig AR RTU Open A07 D14 Wiring Diagram APPENDIX D WIRING DIAGRAMS ...