Assessments - 2, GPA: 4
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10. Using the four drill screws secure the back plate to the box-electric. 11. Locate the packet of wires marked with “No Economizer”. 12. Attach thermostat wires to new location TB12 (See Figure 3). NOTE: For the following steps (13-34) see Figures 5, and 6 respectively. 13. Attach wire 230/R from 8T-7 to TB12-R . 14. Attach wire 836/BR from TB2 to 8T-6. 15. Attach wire 842/BR from 8T-6 to MR-B. 16. Attach wire 814/BR from MR-B to CR1-B. 17. Attach wire 813/BR from CR1-B to CR2-B. 18. Attach wire 812/BR from CR2-B to CR3-B. 19. Attach wire 834/BR from CR3-B to CR4-B. 20. Attach wire 835/BR from CR4-B to TB12-C. 21. Attach wire 800/GY from MR-A to TB12-G. 22. Attach wire 801/Y from CR1-A to TB12-Y1. 23. Attach wire 802/O from CR2-A to TB12-Y2. 24. Attach wire 803/PR from CR3-A to TB12-Y3. 25. Attach wire 821/GY from CR4-A to TB12-Y4. 26. Attach wire 240/Y from CR1-5 to LOR1-1-7. 27. Attach wire 244/O from CR2-5 to LOR1-2-9. 28. Attach wire 839/PR from CR3-5 to LOR2-1-7. 29. Attach wire 248/GY from CR4-5 to LOR2-2-9. 30. Attach wire 252/R from CL01 to MR-7. Unitary Products Group 530.70-N1.11Y 31. Attach wire 816/R from MR-7 to 8T-2. 32. Attach wire 201/R from 8T-1 to 30FU. 33. Attach wire 204/BR to the new location on 8T-2. 34. Attach wire 257/Y from APS-N0 to CR1-7. 35. Attach wire 817/Y from CR1-7 to CR2-7. 36. Attach wire 818/Y from CR2-7 to CR3-7. 37. Attach wire 819/Y from CR3-7 to CR4-7. NOTE: IF UNIT HAS OPTIONAL HEAT PLEASE CONTINUE WITH STEP 38. UNITS W/O ECONOMIZER AND OPTIONAL GAS OR ELECTRIC HEAT Units with optional Gas or Electric heat should follow the steps below. See Figure 7 for Gas Heat and Figure 8 for Electric Heat. NOTE: This wire will be used with the new controls. 38. Mount WR1 & WR2 relays in the heat section. 39. Attach wire 526/R to the new location on 8T-7. 40. Attach wire 845/W from TB12-W1 to WR1-A. 41. Attach wire 844/GY from TB12-W2 to WR2-A1. 42. Attach wire 820/Y from CR4-7 to WR1-7. 43. Attach wire 823/Y from WR1-7 to WR2-71 . 44. Attach wire 826/BR from WR1-B to WR2-B1 . 45. Attach wire 822/BR from WR1-B to TB2. 46. Attach wire 512/W to the new location at WR1-5. 47. Attach wire 510/GY to the new location at WR2-51 . 48. Attach wire 533/GY to the new location on TB12-G. END OF INSTALLATION FOR CV UNIT WITHOUT ECONOMIZER. 1. Only on units with 480 and 780 MBH gas unit or with 80kW and 180kW electric heat. Unitary Products Group 530.70-N1.11Y FIGURE 5 : CONSTANT VOLUME UNIT WITHOUT A ECONOMIZER WIRING DIAGRAM Unitary Products Group 530.70-N1.11Y FIGURE 6 : CONSTANT VOLUME UNIT W/O ECONOMIZER WIRING DIAGRAM Unitary Products Group 530.70-N1.11Y FIGURE 7 : COOLING UNIT WITH ELECTRIC HEAT DIAGRAM AND WITHOUT ECONOMIZER Unitary Products Group 530.70-N1.11Y FIGURE 8 : CV UNIT WITH GAS HEAT AND WITHOUT ECONOMIZER WIRING DIAGRAM Unitary Products Group 530.70-N1.11Y CV UNITS WITH ECONOMIZER TABLE 5: PARTS SUPPLIED FOR CV UNITS W/ OPTIONAL HEAT TABLE 4: PARTS SUPPLIED FOR CV UNITS W/ ECONOMIZER QTY PART NO. DESCRIPTION 1 37...
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