Acorn 80

2
ACORN 80 Maintenance & Service Manual
1 Introduction 4
1.1 Conventions 5
1.2 Safety 5
1.3 Manufacturer 5
1.4 Copyright 5
1.5 Lift Identification & CE Marking 5
1.6 Designed Usage 6
1.7 Standard Acorn 80 Specification 6
1.7.1 Rail Options 6
1.7.2 Lift Options 7
1.7.3 Seat Options 7
2 Description Of Operation 8
2.1 General Arrangement 8
2.2 Carriage Operation 9
2.2.1 Vertical Bends 10
2.2.2 Horizontal Bends 10
2.3 Safety Features 11
3 Operating Instructions 12
3.1 Carriage Hand Winding 12
4 Installation & De-Installation 12
5 Servicing 13
5.1 Training 13
5.2 Safety Procedures 13
5.3 Service Checklist 13
6 Testing & Setting 14
6.1 Diagnostic Display 14
6.1.1 Normal Operation 14
6.1.2 Programming Modes 15
6.1.3 Fault Conditions 15
6.1.4 Information Labels 15
6.2 Levelling Potentionmeter 16
6.3 Programming 16
6.3.1 Programming Summary 16
6.3.2 Pre-power Up Checks 17
6.3.3 Power Up Sequence 17
6.3.4 Calibrating The Levelling 17
6.3.5 Programming The Top Terminal limit 17
6.3.6 Programming The Rail 18
6.3.7 Programming The Bottom Terminal limit 18
6.3.8 Setting Up 19
6.3.9 Setting Lift Speeds 20
6.3.10 Bottom Parking 21
6.3.11 Hinge Zone 21
6.3.12 Intermediate/Park Charge Point 22
6.3.13 Intermediate/Landing Charge Point 22
6.3.14 Checking The Program 22
6.3.15 Amending The Program 23
6.3.16 Programming The Hinge Zone 23
6.3.17 Programming Do’s & Don’ts 23
6.4 Over-speed Governor (OSG) 24
6.4.1 Testing The OSG 24
6.4.2 Re-setting The OSG 24
6.5 Testing Batteries 27
7 Dismantling Components 28
7.1 Covers 28
7.1.1 Front Cover 28
7.1.2 Carriage Covers 28
7.2 Seat 29
7.2.1 Removal 29
7.2.2 Refitting A Seat 29
7.3 Footrest 30
7.3.1 Removal 30