EasyManua.ls Logo

Pace PAO User Manual

Default Icon
108 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
PAI/PAO
Indoor and Outdoor
Air Handling Units
Installation and Assembly Manual
Form PA102.20-N1 (718) │ Supersedes: PA102.20-N1 (1017)
LD22601

Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Pace PAO and is the answer not in the manual?

Pace PAO Specifications

General IconGeneral
Phase1 or 3
Motor TypePSC or ECM
Voltage208/230V or 460V
CabinetGalvanized steel
InsulationFiberglass

Summary

GENERAL SAFETY GUIDELINES

SAFETY SYMBOLS

Explains the meaning of symbols used in the document.

MODEL NOMENCLATURE

SECTION 1 - GENERAL INFORMATION AND SAFETY

WARRANTY

Details the warranty terms and conditions.

RESPONSIBILITY FOR SAFETY

Outlines the user's responsibility for safety.

SECTION 2 - PRODUCT DESCRIPTION

SECTION 3 - HANDLING, STORAGE, AND INSTALLATION

DELIVERY AND STORAGE

Covers procedures for AHU delivery and storage.

Short Term

Covers storage for six months or less.

INSPECTION, DAMAGE, AND SHORTAGE

Details procedures for inspecting shipments for damage.

Receiver’s Responsibility

Outlines receiver's duties for freight claims.

Long Term Storage

Check Doors and Latches

LIFTING WEIGHTS

Guides on finding AHU weights for rigging.

RIGGING

Discusses rigging for assembled AHUs and loose sections.

COME-A-LONGS (POWER PULLS)

PROPER LIFTING WITH SHACKLES

Details proper lifting techniques using shackles.

PREPARING THE SITE

Clearance for Outdoor AHUs

Advises on locating outdoor AHUs away from exhaust.

Mounting the Outdoor AHU

Instructions for mounting outdoor AHUs on curbs.

Assembling the PACE Provided Curb

Clearance and Mounting for Indoor AHUs

Mounting Indoor AHU

Instructions for mounting indoor AHUs.

Installing Ceiling Suspended AHUs

TOOLS REQUIRED TO INSTALL AHU

INSTALLING OUTDOOR AHU

Instructions for installing outdoor AHUs.

Single Piece Outdoor AHU

Step-by-step instructions for installing single-piece outdoor AHUs.

Multi-Piece Outdoor AHU Installation

Setting Up the Sections

Pulling the AHU Sections Together

INSTALLING INDOOR AHU

Installing a Tiered AHU

Installing Damper Actuator

Actuator Installation Procedure

Step-by-step guide for installing the actuator.

Installing Multi-Zone (MZ) Dampers

Installing Field Supplied MZ Damper Actuators

AIR FILTERS

Maintaining and Replacing Filters

Guidelines for checking and replacing filters.

Filter Installation Procedures

Installing a 2 in. Pleated Filter

Step-by-step guide for installing a 2-inch pleated filter.

Installing a 4 in. Pleated Filter

Installing a Single Headered (SH) Filter

Installing a 2 in. Pre-Filter Combined with a SH Final Filter

Instructions for installing a 2-inch pre-filter with a SH final filter.

Installing a Multi-Cell SBM Double Headered (DH) Filter

Installing a 2 in. and 4 in. Pre-Filter Combined with a DH Final Filter

HEPA FILTERS

Welded Bevel Seal Frame

VISUAL CONTROL FILTER CLAMPS

Describes visual control clamps for HEPA filters.

Installing HEPA Filter

FILLING INERTIA FAN BASE

Procedure for Thrust Restraint

Steps for thrust restraint replacement and adjustment.

ALIGNING SHEAVES

BELT REPLACEMENT TENSIONING AND SHEAVE ALIGNMENT FOR TOP MOUNT

STEAM HUMIDIFIER

UVC EMITTER LAMPS

Contractor responsibilities for installing UV lamps.

Sequence of Operation for UV Lighting

AIR MEASURING DEVICE CONNECTIONS

BACK DRAFT DAMPERS FOR DUAL FANS AND FAN ARRAYS

INSTALLING THE PIPE CHASE

Steps for installing the pipe chase.

Seal Pipe Chase to AHU

Condensate Drain Arrangement

GENERAL ELECTRICAL INFORMATION

POWER CONNECTIONS

Information on power connection options.

Single Point Power Connection

Details the single point power connection option.

Motors for Supply, Return, and Exhaust Fans

WIRING THE ENERGY RECOVERY WHEEL

WIRING THE GAS HEAT DEVICE

WIRING THE ELECTRIC HEAT DEVICE

Installing Electrical Heat Option

ELECTRIC HUMIDIFIER

FIELD PENETRATIONS FOR PIPING AND ELECTRICAL CONNECTIONS

Procedure for Field Penetrations

Steps for cutting holes and sealing penetrations.

PIPING CONNECTIONS

COIL PIPING

Hot and Chilled Water Coils

WATER TREATMENT

Freeze Protection for Coils

Measures to prevent freezing damage to coils.

DRAINS AND TRAPS

Elevating AHU for Gravity Floor Drain Connections

DUCT CONNECTIONS

Requirements for positive duct sealing to AHU openings.

VERTICAL TUBE INTEGRAL FACE AND BYPASS (VIFB) AND INTEGRAL FACE AND BYPASS (IFB)

Freezing Conditions for VIFB/IFB Coils

Anti-stratification baffles and effects of freezing air.

REFRIGERATION

Available Coil Arrangements

THERMOSTATIC EXPANSION VALVES (TXV)

DX COIL CIRCUITING AND STAGING

Discusses circuiting and staging for DX coils.

MAINTAINING ADEQUATE AIRFLOW

Importance of airflow for condenser operation.

VAV SYSTEMS

Related product manuals