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S&P MD User Manual

S&P MD
18 pages
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INSTALLATION, OPERATION &
MAINTENANCE INSTRUCTIONS
MD DEHUMIDIFIERS
QA/IOM/46 Issue 11 - MD Dehumidifier
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S&P MD Specifications

General IconGeneral
BrandS&P
ModelMD
CategoryDehumidifier
LanguageEnglish

Summary

General Description

General

Details unit mounting, dimensions, weights, construction, and panel access.

Refrigeration System

Specifies compressor type, oil, refrigerant, and charge. Mentions low-pressure cut-out.

Fan and Ventilation System

Describes fan type, airflow importance, filter function, and panel sealing.

Safety Features

Covers compressor on delay, hi/low pressure cut-outs, and high-level condensate warning.

Performance

Details operating temperature/humidity ranges and shows dehumidification rates.

General Operating Instructions

Siting of the Dehumidifier

Covers placement on level surfaces, avoiding water, drain hose requirements, and noise considerations.

Changing from Pump to Gravity Condensate Discharge

Explains the process to switch between pump and gravity discharge modes for condensate removal.

Fan Only/Dehumidifying (Modes of Operation)

Describes the two main operating modes: full dehumidifying and fan-only circulation.

Fan Speed Operation

Details how to change fan speed between full and slow, and recommends full speed.

Installation Wiring

Electrical Specifications and Diagrams

Provides electrical specifications and references wiring diagrams for different models.

Control Panel

Control Panel Layout and Components

Illustrates the control panel layout and identifies key components like switches and indicators.

Maintenance and Fault Finding

Maintenance

Details cleaning procedures for filter and drain pan, and safety precautions.

Faults

Lists common faults and their potential causes, categorized by symptoms.

Technical Support

Provides guidance on contacting local suppliers and telephone/fax support.

Spares List

Electrical Spares

Lists electrical spare parts such as humidistat, contactor, switches, and fans.

Refrigeration / Mechanical Spares

Lists refrigeration and mechanical spare parts like air filter, compressor, and coils.