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SPX HANKISON HIT 35 - User Manual

SPX HANKISON HIT 35
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INSTRUCTION MANUAL
SERVICE DEPARTMENT: (724) 746-1100
HIT SERIES
HIGH INLET
TEMPERATURE
REFRIGERATED
COMPRESSED
AIR DRYERS
GENERAL SAFETY INFORMATION
1. Pressurized devices
This equipment is a pressure containing device.
• Donotexceedmaximumoperatingpressureas
shown on equipment serial number tag.
• Makecertainequipmentisdepressurizedbefore
servicing.
2. Electrical
This equipment requires electricity to operate.
• Installequipmentincompliancewithnationaland
local electrical codes.
• StandardequipmentissuppliedwithNEMA1elec-
tricalenclosuresandisnotintendedforinstallation
inhazardousenvironments.
• Disconnectpowersupplytoequipmentwhenper-
forminganyelectricalservicework.
3. Breathing air
• Airtreatedbythisequipmentmaynotbesuitable
forbreathingwithoutfurtherpurication.Referto
OSHAstandard1910.134fortherequirementsfor
breathing quality air.
Contents
GENERALSAFETYINFORMATION ...................................1
1.0 INSTALLATION ..........................................................2
2.0 OPERATION ..............................................................3
3.0 MAINTENANCE ........................................................4
TROUBLESHOOTINGGUIDE .............................................6
SPECIFICATIONS ......................................................... 7-8
ELECTRICALSCHEMATICS ...............................................9
DIMENSIONSANDWEIGHTS ................................... 10-12
PARTSLIST .............................................................. 13-14
WARRANTY ..................................................................16
7610.724.27 Rev. D 9/09
Catalog No.: 3227482

Questions and Answers

  • T
    Teresa AndersonAug 19, 2025
    Why is there a high pressure drop across my SPX HANKISON HIT 35 Dehumidifier?
    • J
      Johnny FloresAug 19, 2025
      A high pressure drop across your SPX Dehumidifier can be caused by: * A clogged inlet air strainer: Clean the inlet air strainer. * Excessive air flow: Check the flow rate. * A clogged separator filter: Replace the filter sleeve.
  • N
    Nicole HobbsAug 29, 2025
    What to do if the refrigeration system is not functioning properly on my SPX HANKISON HIT 35?
    • S
      stephanie10Aug 29, 2025
      If the refrigeration system of your SPX Dehumidifier isn't functioning properly, it could be due to: * Power failure: Check the power to the unit. * Open line disconnect switch: Close the disconnect switch. * Blown fuses or open breaker: Check for continuity. * Faulty wiring or loose terminals: Have an electrician check the electrical connections. * High or low ambient conditions: Check the minimum/maximum temperature ranges. * Clogged ambient air filter: Clean the ambient air filter. * Clogged condenser fins: Clean the condenser. * Fan motor or fan control switch malfunction: Replace the fan motor or fan control switch. * Low voltage: Check the wiring.
  • B
    Barbara BrownNov 8, 2025
    What to do if there is water downstream of my SPX Dehumidifier?
    • P
      pbridgesNov 8, 2025
      If there's water downstream of your SPX Dehumidifier, it could be due to several reasons: * Residual moisture in downstream pipelines: Blow out the system with dry air. * Open air bypass system: Check the valve positions. * Reversed inlet and outlet connections: Ensure correct connections. * Low temperatures around downstream air lines: Insulate or heat trace air lines exposed to low ambients, or use dry air to lower the dew point. * Excessive moisture at the dryer inlet: Install a separator ahead of the dryer. * Condensate not draining automatically: Replace the drain mechanism if it's not working. * Restricted or frozen drain line: Open the drain line. * Dryer overload: Check the inlet air temperature, pressure, flow rate (compressor capacity), and ambient air temperatur...

Summary

General Safety Information

Installation Guide

Piping Connections

Instructions for connecting compressed air inlet and outlet lines, including strainer installation and flow direction.

Electrical Connections

Procedures for connecting the dryer to the power supply, emphasizing compliance with electrical codes and voltage requirements.

Operation Procedures

Maintenance Instructions

Automatic Condensate Drain Maintenance

Troubleshooting Guide

Water Downstream Issues

Identifies causes and provides corrective actions for water found in the air system downstream of the dryer.

High Pressure Drop Diagnosis

Lists potential causes for high pressure drop across the dryer and outlines solutions for resolution.

Fault Alarm Resolution

Explains the reasons for fault alarms and guides users on how to address them effectively.

Refrigeration System Malfunctions

Troubleshooting steps for issues related to the refrigeration system not functioning properly or cycling erratically.

Specifications Models 20-75

Specifications Models 100-125

Electrical Schematics and Components

Parts List

Parts List (Models 100-125)

SPX HANKISON HIT 35 Specifications

General IconGeneral
BrandSPX
ModelHANKISON HIT 35
CategoryDehumidifier
LanguageEnglish

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