Grant Instruments RC - Manual (Page 3)

Recirculating Chiller
Part No 09931/Issue 8 Page 3 August 2001
CONTENTS
1 Safety 4
2 Installation 5
2.1 Connection for closed loop circulation 6
2.2 Connection for open loop circulation 6
2.3 Siting the chiller 7
2.4 Filling the reservoir 7
2.5 By-pass 7
2.6 Remote alarm socket 8
2.7 Remote probe 8
3 Operation 8
3.1 The controller 9
3.2 Temperature setting 9
3.3 Over/undertemperature alarm setting 9
3.3.1 Setting high alarm offset 10
3.3.2 Setting low alarm offset 10
3.4 Cooling 10
3.5 Tuning 10
3.6 Undertemperature thermostat 10
4 Safety devices 11
4.1 Undertemperature thermostat 11
4.2 Flow fail cut-out 11
4.3 Overtemperature cut-out 11
4.4 High pressure cut-out 11
4.5 Compressor overtemperature thermostat 11
5 Fault diagnosis 12
6 Technical specification 13
7 Maintenance 13
7.1 Cleaning 14
7.2 Replacement of fuses 14
7.2.1 RC350G, RC400G, RC3000G 14
7.2.2 RC1400G 14
8 Guarantee 14
9 Service 15