Carrier ZN030-105 - Manual

Carrier ZN030-105

Carrier ZN030-105 – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

1 Page 1
2 Page 2
3 Page 3
4 Page 4
5 Page 5
6 Page 6
7 Page 7
8 Page 8
9 Page 9
10 Page 10
11 Page 11
12 Page 12
13 Page 13
14 Page 14
15 Page 15
16 Page 16
17 Page 17
18 Page 18
19 Page 19
20 Page 20
21 Page 21
22 Page 22
23 Page 23
24 Page 24
25 Page 25
26 Page 26
27 Page 27
28 Page 28
29 Page 29
30 Page 30
31 Page 31
32 Page 32
33 Page 33
34 Page 34
35 Page 35
36 Page 36
37 Page 37
38 Page 38
39 Page 39
40 Page 40
41 Page 41
42 Page 42
43 Page 43
44 Page 44
45 Page 45
46 Page 46
47 Page 47
48 Page 48
49 Page 49
50 Page 50
51 Page 51
52 Page 52
53 Page 53
54 Page 54
55 Page 55
56 Page 56
57 Page 57
58 Page 58
59 Page 59
60 Page 60
61 Page 61
62 Page 62
63 Page 63
64 Page 64
65 Page 65
66 Page 66
67 Page 67
68 Page 68
Page: / 68

Table of Contents:

  • Page 11 – Table 2 — Operating Weights of Options and Accessories (lb)
  • Page 12 – Table 3 — Supply Fan Drive Data; Table 4 — Power Exhaust Fan Drive Data
  • Page 19 – CAUTION
  • Page 22 – Fig. 14 — Weight Distribution and Center of Gravity
  • Page 23 – Condensate Drain Connections —
  • Page 35 – PE VFD —; Fig. 37 — Economizer Hood Location — 48ZT,ZW Units
  • Page 36 – Fig. 38 — Large Economizer Hood Assembly
  • Page 37 – DISCONNECT SIZE
  • Page 39 – Fig. 44 — Field Power Wiring Connections; Fig. 43 — Factory-Installed Disconnect Location
  • Page 40 – Table 7 — Electrical Data, 48ZG,ZN030 Units
  • Page 41 – Table 8 — Electrical Data, 48ZG,ZN035 Units
  • Page 42 – Table 9 — Electrical Data, 48ZG,ZN040 Units
  • Page 51 – Air Pressure Tubing —
  • Page 52 – Fig. 47 — Auxiliary Control Box Details
  • Page 53 – Supply-Fan Shipping Brackets —; Fig. 49 — Auxiliary Control Box Details
  • Page 54 – Remove TXV Shipping Blocks —; Shipping blocks; Fig. 53 — Return/Exhaust Fan Shipping Brackets; Fig. 54 — Foam TXV Shipping Blocks
  • Page 55 – Fig. 56 — Front View of Compressor
  • Page 56 – Installing Flue/Inlet Hoods —; Table 17 — 48Z Series Staged Gas Implementation
  • Page 57 – Fig. 61 — Flue Outlet Hood
  • Page 58 – Table 18 — Flue and Inlet Hood Usage; Fig. 65 — Inlet Hood Assembly
  • Page 59 – Table 19 — SGC Thermistor Designations; Install Unit Accessories —; Comfort; MUST
  • Page 60 – Table 20 — CCN Connection Approved
  • Page 61 – Smoke Control Modes —; Table 21 — Smoke Control Modes; Fig. 67 — Field Control Thermostat Wiring
  • Page 62 – Fig. 69 — Space Temperature Averaging Wiring
  • Page 63 – Fig. 70 — Heat Interlock Relay Wiring
  • Page 64 – Fig. 74 — Fan Status Switch Wiring
  • Page 65 – Fig. 77 — Return Air Smoke Detector Wiring
  • Page 66 – Fig. 80 — CCN Connections
Loading the manual

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

Catalog No. 04-53480060-01

Printed in U.S.A.

Form 48Z-8SI

Pg 1

4-09

Replaces: 48Z-7SI

Installation Instructions

CONTENTS

Page

GENERAL

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

SAFETY CONSIDERATIONS

. . . . . . . . . . . . . . . . . . . . . 1,2

INSTALLATION

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-59

Jobsite Survey

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Unit Placement

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Roof Mount

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Slab Mount

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Curb Gasketing

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Field-Fabricated Ductwork

. . . . . . . . . . . . . . . . . . . . . . . 2

Rigging

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Condensate Drain Connections

. . . . . . . . . . . . . . . . . 23

Install Outdoor Hoods

(48ZG,ZN,Z6,Z8 Units)

. . . . . . . . . . . . . . . . . . . . . . . . . 33

• UNIT SIZES 030-050

• UNIT SIZES 055-105

Install Economizer Hoods (48ZT,ZW Units)

. . . . . . 35

• INSTALL SMALL HOODS

• INSTALL LARGE HOODS

Field Wire Routing

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

• UNIT SIZES 030-050

• UNIT SIZES 055-105

Field Electrical Connections

. . . . . . . . . . . . . . . . . . . . 36

• POWER WIRING

Air Pressure Tubing

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

• INLET GUIDE VANES

• VARIABLE FRQUENCY DRIVE

• MODULATING POWER EXHAUST

• RETURN/EXHAUST POWER EXHAUST

Supply-Fan Shipping Brackets

. . . . . . . . . . . . . . . . . . 53

• UNIT SIZES 030-050

• UNIT SIZES 055-070

• UNIT SIZES 075-105

Return/Exhaust Fan Shipping Brackets

(48Z6,Z8 Units)

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Remove TXV Shipping Blocks

. . . . . . . . . . . . . . . . . . . 54

Compressor Mounting

. . . . . . . . . . . . . . . . . . . . . . . . . . 55

Gas Piping

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

Optional Staged Gas Control

. . . . . . . . . . . . . . . . . . . . 55

Installing Flue/Inlet Hoods

. . . . . . . . . . . . . . . . . . . . . . 56

Supply Air Thermistors

(Staged Gas Units Only)

. . . . . . . . . . . . . . . . . . . . . . 56

Install Unit Accessories

. . . . . . . . . . . . . . . . . . . . . . . . . 59

CONTROLS INSTALLATION

. . . . . . . . . . . . . . . . . . 59-66

Constant Volume Units

. . . . . . . . . . . . . . . . . . . . . . . . . . 59

• CONTROL WIRING

Variable Air Volume Units

. . . . . . . . . . . . . . . . . . . . . . . 59

Optional and Accessory Control Wiring

. . . . . . . . . 60

Carrier Comfort Network

®

(CCN) Interface

. . . . . . . 60

Smoke Control Modes

. . . . . . . . . . . . . . . . . . . . . . . . . . . 61

GENERAL

This installation instruction contains basic unit installation

information, including installation of thermostats and remote

temperature sensors.

For additional information and service instructions, refer to

the Controls and Troubleshooting literature also enclosed in

this literature packet.

The 48ZT,ZW units are equipped with standard integral

economizer and high-capacity power exhaust.

The 48Z6,Z8 units are equipped with factory-installed

return/exhaust fans.

The staged gas control (SGC) option adds the capability to

control the rooftop unit’s gas heating system to a specified sup-

ply air temperature set point for purposes of tempering a cool

mixed-air condition.

SAFETY CONSIDERATIONS

Installation and servicing of air-conditioning equipment can

be hazardous due to system pressure and electrical compo-

nents. Only trained and qualified service personnel should

install, repair, or service air-conditioning equipment.

Untrained personnel can perform basic maintenance func-

tions of cleaning coils and filters and replacing filters. All

other operations should be performed by trained service per-

sonnel. When working on air-conditioning equipment, observe

precautions in the literature, tags and labels attached to the unit,

and other safety precautions that may apply.

Follow all safety codes, including ANSI (American Nation-

al Standards Institute) Z223.1. Wear safety glasses and work

gloves. Use quenching cloth for unbrazing operations. Have

fire extinguisher available for all brazing operations.

WARNING

Before performing service or maintenance operations on

unit, turn off main power switch to unit. Electrical shock

could cause personal injury.

FOR YOUR SAFETY

WHAT TO DO IF YOU SMELL GAS

Do not try to light any appliance. Do not touch any electri-

cal switch; do not use any phone in your building. Immedi-

ately call your gas supplier from a neighbor’s phone.

Follow the gas supplier’s instructions. If you cannot reach

your gas supplier, call the fire department.

FOR YOUR SAFETY

Do not store or use gasoline or other flammable vapors and

liquids in the vicinity of this or any other appliance.

WARNING

Improper installation, adjustment, alteration, service, or

maintenance can cause injury or property damage. Refer to

this manual. For assistance or additional information, con-

sult a qualified installer, service agency, or the gas supplier.

WEATHERMASTER

®

48ZG,ZN030-105

48ZT,ZW,Z6,Z8075-105

Single Package Gas Heating and Electric Cooling Units

with Direct Spark Ignition and

COMFORT

LINK™ Controls

"Loading the manual" means you need to wait until the file loads and becomes available for online reading. Some manuals are very large, and the time they take to appear depends on your internet speed.

Summary

Page 11 - Table 2 — Operating Weights of Options and Accessories (lb)

11 Table 1E — Physical Data (48ZT,ZW075-105) (cont) LEGEND Table 2 — Operating Weights of Options and Accessories (lb) *Includes hood. BASE UNIT 48ZT,ZW075 48ZT,ZW090 48ZT,ZW105 POWER EXHAUST Centrifugal, 22 x 20 in., 1 11 / 16 in. shaft diameter (Any motor available on any unit) Total Hp 20 30 40 5...

Page 12 - Table 3 — Supply Fan Drive Data; Table 4 — Power Exhaust Fan Drive Data

12 Table 3 — Supply Fan Drive Data *Sizes 040,050 only. NOTE: Part numbers are Browning Manufacturing Corp. reference. Table 4 — Power Exhaust Fan Drive Data *High-Efficiency Motor Option. †Premium-Efficiency Motor Option. **Applies to both motor options. NOTE: Part numbers are Browning Manufacturin...

Page 19 - CAUTION

19 Fig. 9 — Rigging Label — Size 030-050 Units (Standard Chassis) Fig. 8 — Gasket Location on Roof Curb (48ZT,ZW075-105 Units) CAUTION NOTICE TO RIGGERS 1. ALL PANELS MUST BE IN PLACE WHEN RIGGING.2. DO NOT ATTEMPT TO FORK THESE UNITS. UNIT WEIGHT A B ECONOMIZER lb kg in. mm in. mm lb kg 48Z030 5770...

Other Carrier Models