Carrier WeatherMaster 48V Bedienungsanleitung

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

Catalog No. 04-53480585-01Printed in U.S.A.Form No. 48V-2SIPg 1 11-24Replaces: 48V-1SI

Installation and Start-up Instructions

CONTENTS

Page

GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . .2

A2L REFRIGERATION INFORMATION . . . . . . . . . . .5

Transportation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Minimum Conditioned Space Area . . . . . . . . . . . . . .5

Leak Detection and Dissipation . . . . . . . . . . . . . . . . .6

Duct System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

•SERVICE PARTS

•ELECTRICAL SAFETY

•REFRIGERANT SYSTEM SAFETY

•ELECTRONIC LEAK DETECTORS

•LEAK DETECTION FLUIDS

Charging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

Decommissioning . . . . . . . . . . . . . . . . . . . . . . . . . . .10

PRE-INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . .11

Step 1 — Inspect Equipment . . . . . . . . . . . . . . . . . .11

Step 2 — Unload Equipment . . . . . . . . . . . . . . . . . .11

Step 3 — Store Equipment (If Required) . . . . . . . . .11

INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

Step 1 — Perform Jobsite Survey . . . . . . . . . . . . . .12

Step 2 — Install Unit Support . . . . . . . . . . . . . . . . . .12

•ROOF CURB

•STEEL BEAMS

•SLAB MOUNT UNIT

•RETROFIT UNIT

Step 3 — Install Field-Fabricated Ductwork . . . . . .13

Step 4 — Install Field-Fabricated Ductwork . . . . . .31

Step 5 — Install Curb Gasketing (Vertical Supply or

Return Units Only) . . . . . . . . . . . . . . . . . . . . . . . .31

Step 6 — Rig Unit . . . . . . . . . . . . . . . . . . . . . . . . . . .31

Step 7 — Connect Primary Condensate Drain . . . .31

Step 8 — Connect Secondary Condensate Drain

(Sizes 54-98) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31

Step 9 — Install Barometric Relief Hoods 

(Standard Chassis with Barometric Relief Only) 51

Step 10 — Set Up Power Exhaust (Size 28-98 with

Standard Static Power Exhaust or Size 28-50 with

Medium Static Power Exhaust Only) . . . . . . . . .51

Step 11 — Route Field Wiring . . . . . . . . . . . . . . . . .53

•UNIT POWER FEED

•UNPOWERED CONVENIENCE OULET

•ULTRA-VIOLET LIGHT (UV-C) FIXTURES

•POWER WIRE SIZING

•OPERATING VOLTAGE

•GROUND WIRING

•OVERCURRENT PROTECTION

•SHORT CIRCUIT CURRENT PROTECTION

•ROUTE FIELD WIRING

Step 12 — Set up Pre-Filter Status 

Switch (Optional) . . . . . . . . . . . . . . . . . . . . . . . . . .58

Step 13 — Connect Air Pressure Tubing . . . . . . . .58

•VAV INDOOR FAN

•POWER EXHAUST BUILDING PRESSURE CONTROL

Step 14 — Set Up Return Air Smoke Detector

(Optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59

Step 15 — Connect Gas Piping . . . . . . . . . . . . . . . .59

Step 16 — Install Combustion Hoods . . . . . . . . . . .59

•COMBUSTION INLET HOODS

•COMBUSTION OUTLET HOODS

Step 17 — Install Supply-Air Temperature Sensor

(Modulating Gas Units Only) . . . . . . . . . . . . . . . . . . .60

Step 18 — High Altitude Gas Heat Conversion (Over

2000 Ft Elevation Only) . . . . . . . . . . . . . . . . . . . . .61

Step 19 — Install Unit Accessories . . . . . . . . . . . . .64

Step 20 — Install Control Wiring (Optional) . . . . . .64

•CONFIGURE CONTROL TRANSFORMER

(208V UNITS ONLY)

•ROUTE WIRING

•FIELD USE TERMINAL STRIPS

Step 21 — Install Communication Wiring (Optional) .

66

•CARRIER COMFORT NETWORK

®

CCN

•BACNET MS/TP WIRING RECOMMENDATIONS

•BACNET IP/ETHERNET COMMUNICATION

•NON-CCN COMMUNICATION WIRING

CONTROLS OPERATION AND QUICK SETUP . . . .69

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .69

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .69

Control Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . .69

•NAVIGATION

•TOUCHSCREEN DISPLAY

•VNC VIEWER

•LEGACY CONTROL INTERFACES

•NAVIGATION CONVENTION

•DATA ENTRY

Main Screens . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74

•WELCOME SCREEN

•LOGIN SCREEN

•PASSWORDS

•USER LOGINS SCREEN

•MAIN MENU

•HOME SCREEN

•STATUS SCREEN

•SETPOINT SCREENS

•SYSTEM CONFIGURATION SCREENS

•CONTROLLER CONFIGURATION SCREENS

•CONTROLLER ID SCREEN

•START/STOP SCREEN

Control Quick Set Up . . . . . . . . . . . . . . . . . . . . . . . . .76

•STEP A — POWER ON THE CONTROL

•STEP B — LOGIN WITH USER ACCESS LEVEL

•STEP C — SET DAYLIGHT SAVINGS TIME (DST)

(OPTIONAL)

WeatherMaster

®

48V 28-98

Gas Heating and Electric Cooling Applied Rooftop Unit

s

with Puron

Advance

™

Refrigerant (R-454B)

and Carrier SmartVu

™

Controls

Produktspezifikationen