York ZF SERIES - General Information and Safety; Safety Considerations

5725848-XIM-A-0319
2 Johnson Controls Ducted Systems
LIST OF FIGURES
1 Recommended drain piping . . . . . . . . . . . . . . . . . . . . . . . 9
2 Compressor restraining bracket . . . . . . . . . . . . . . . . . . . . 9
3 Typical field power and Simplicity Lite ZF036-076 control
wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
4 Typical Smart Equipment™ control wiring . . . . . . . . . . . 11
5 External supply connection external shut-off . . . . . . . . . 14
6 Bottom supply connection external shut-off . . . . . . . . . . 15
7 VENT aND cOMBUSTION aIR hOOD . . . . . . . . . . . . . . 15
8 RRS Economizer LCD and keypad layout . . . . . . . . . . . 16
9 SE-ECO1001-0 Economizer controller . . . . . . . . . . . . . 19
10 Economizer LCD and keypad layout. . . . . . . . . . . . . . . . 22
11 Single enthalpy curve and boundaries . . . . . . . . . . . . . . 23
12 Unit 4 point load weight . . . . . . . . . . . . . . . . . . . . . . . . . 25
13 Unit 6 point load weight . . . . . . . . . . . . . . . . . . . . . . . . . 25
14 Unit dimensions (3 - 6.3 ton cooling only/electric heat) front
view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
15 Unit dimension (3 - 6.3 ton cooling/gas heat) front view 29
16 Unit with economizer rain hood . . . . . . . . . . . . . . . . . . . 30
17 Unit with fixed outdoor air/motorized damper rain hood 30
18 Unit dimensions (rear view) . . . . . . . . . . . . . . . . . . . . . . 31
19 Disconnect/blower access location . . . . . . . . . . . . . . . . 31
20 Belt adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
21 Pressure drop across coil . . . . . . . . . . . . . . . . . . . . . . . 37
22 Gas valve piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
23 Proper flame adjustment . . . . . . . . . . . . . . . . . . . . . . . . 43
24 Typical valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
25 Typical flame appearance . . . . . . . . . . . . . . . . . . . . . . . 43
26 Simplicity Lite unit control board . . . . . . . . . . . . . . . . . . 51
27 Smart Equipment™ unit control board . . . . . . . . . . . . . . 52
28 Typical ZF036, 048 with Simplicity Lite control, with/without
electric heat wiring diagram . . . . . . . . . . . . . . . . . . . . . . 58
29 Typical ZF036, 048 with Simplicity Lite control, with gas
heat wiring diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
30 Typical ZF060, 076 with Simplicity Lite control, with/without
electric heat wiring diagram . . . . . . . . . . . . . . . . . . . . . . 60
31 Typical ZF060, 076 with Simplicity Lite control, with gas
heat wiring diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
32 Typical ZF036, 048 with Smart Equipment™ control, with/
without electric heat wiring diagram . . . . . . . . . . . . . . . . 62
33 Typical ZF036, 048 with Smart Equipment™ control, with
gas heat wiring diagram . . . . . . . . . . . . . . . . . . . .
. . . . . 63
34 Typical ZF060, 076 with Smart Equipment™ control, with/
without electric heat wiring diagram . . . . . . . . . . . . . . . . 64
35 Typical ZF060, 076 with Smart Equipment™ control, with
gas heat wiring diagram . . . . . . . . . . . . . . . . . . . . . . . . . 65