Aerospace Logic CHT-100 User Manual

CHT-100 Cylinder Head Temperature Indicator
Page 1 of 11
Aerospace Logic Inc.
3150 Ridgeway Drive, Unit #43, Mississauga, Ontario, L5L 5R5, CANADA
Tel. (905) 569-3887 | Fax. (416) 352-5854 | Email. sales@aerospacelogic.com
www.aerospacelogic.com
CHT-100 Operations & Installation Manual – Ver. 1.9 – June 5, 2003
All specification subject to change
© 2002-2003 Aerospace Logic Inc.
CHT-100 Operations and Installation Manual
READ THIS FIRST
Congratulations on the purchase of your CHT-100 Cylinder Head Temperature Indicator.
This instrument is a complex precision instrument manufactured to exceed Airborne
Equipment Standards DO-160D, DO-178B and TSO C43c standards. In order for your
instrument to function correctly you will need to review the instructions in this brief
manual.
This document covers the following instrument models:
• CHT-100-4 4 Cylinder CHT
• CHT-100-4V 4 Cylinder CHT with Voltmeter
• CHT-100-6 6 Cylinder CHT
• CHT-100-6V 6 Cylinder CHT with Voltmeter
This manual is certified for use with
instrument serial number
ASL000000
Use of this manual with any other
instrument voids all warranties and may
result in damage to the instrument

Aerospace Logic CHT-100 Specifications

General

Brand	Aerospace Logic
Model	CHT-100
Category	Avionics Display
Language	English

Summary

Read This First

Introduction

Display

Display Modes and Controls

Explains instrument modes (Auto, Manual, Step) and AMS switch functions for selection.

Installation

Wiring and Connection Procedures

Details power, dimmer, and ground wiring, plus probe signal wire handling.

SETUP

Cylinder Count and Intensity Setup

Covers setting cylinder count (4/6) and display intensity source (internal/external).

Low Temperature Limit Set (L)

Configures the lower limit for the bar indicator to turn on.

High Temperature Limit Set (H)

Configures the upper limit for all bars on the indicator to turn on.

Operation

Manual Mode Operation

Details manual selection of cylinders, STEP mode, and voltmeter display.

Brightness Control

Explains how to adjust display brightness using the A M S switch.

Automatic Mode Operation

Explains automatic mode for displaying the hottest cylinder temperature.

Display Indicators

Details how temperatures are displayed graphically and numerically, including high/low limits and cold indication.

Probe Installation

Junction and Connection Procedures

Covers planning thermocouple/signal wire junctions and connecting bayonet/ring type probes.

CHT-100 Specifications

Key Performance Specifications

Summarizes critical specifications including ranges, accuracy, safety features, and supported thermocouples.

Display and Control Features

Details display capabilities, operational modes, and intensity control options.