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Galletti VLS - Table of Contents

Galletti VLS
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TABLE OF CONTENTS
1 VLS SERIE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p.5
1.1 FIELD OF APPLICATION . . . . . . . . . . . . . . . . . . . . . . . p.5
1.2 MAIN FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p.5
1.3 R454B A2L REFRIGERANT FLUID FEATURES . . . p.5
1.4 MODELS AND VERSIONS . . . . . . . . . . . . . . . . . . . . . . p.6
1.5 MAIN COMPONENTS. . . . . . . . . . . . . . . . . . . . . . . . . . p.8
2 INSPECTION, CONVEYANCE
DIMENSIONAL AND SITING. . . . . . . . . . . . . . . . p.9
2.1 INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p.9
2.2 CONVEYANCE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p.9
2.3 SITING AND DAMPERS . . . . . . . . . . . . . . . . . . . . . . . p.10
2.4 INSTALLATION CLEARANCE REQUIREMENTS
AND DIMENSIONAL. . . . . . . . . . . . . . . . . . . . . . . . . . p.10
3 INSTALLATION SITE FEATURES . . . . . . . . . . . p.24
4 WEIGHTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p.25
5 TECHNICAL FEATURES . . . . . . . . . . . . . . . . . . . . p.28
5.1 WATER CHILLERS RATED TECHNICAL DATA
VLS C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p.28
5.2 HEAT PUMPS RATED TECHNICAL DATA VLS H
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p.30
6 MICROPROCESSOR CONTROL. . . . . . . . . . . . p.32
6.1 DESCRIPTION OF CONTROL PANEL. . . . . . . . . . . p.32
6.2 USING THE CONTROL PANEL . . . . . . . . . . . . . . . . p.32
6.3 SWITCHING ON AND OFF AND CHANGING
THE OPERATING MODE . . . . . . . . . . . . . . . . . . . . . . p.32
6.4 DISPLAY AND SETTING OF OPERATING
PARAMETERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p.33
6.5 OTHER FUNCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . p.33
7 START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p.37
7.1 PRELIMINARY CHECKS . . . . . . . . . . . . . . . . . . . . . . . p.37
8 PLUMBING AND ELECTRICAL
CONNECTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . p.38
8.1 PLUMBING CONNECTION . . . . . . . . . . . . . . . . . . . . p.38
8.2 ELECTRICAL CONNECTIONS . . . . . . . . . . . . . . . . . p.40
8.3 ELECTRICAL DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . p.41
8.4 WATER CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p.43
9 OPERATING LIMITS. . . . . . . . . . . . . . . . . . . . . . . . p.45
9.1 VLS C OPERATING RANGE . . . . . . . . . . . . . . . . . . . p.45
9.2 VLS H OPERATING RANGE . . . . . . . . . . . . . . . . . . . . p.47
9.3 VLS C OPERATING RANGE WITH PIPING
SHELL AND TUBE HEAT EXCHANGER . . . . . . . . . p.50
9.4 VLS H OPERATING RANGE WITH PIPING SHELL
AND TUBE HEAT EXCHANGER . . . . . . . . . . . . . . . . p.52
9.5 THERMAL CARRYING FLUID . . . . . . . . . . . . . . . . . . p.54
10 CONTROL AND SAFETY DEVICES . . . . . . . . p.56
10.1 CONTROL DEVICES . . . . . . . . . . . . . . . . . . . . . . . . . . p.56
10.2 SAFETY DEVICES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p.56
11 ROUTINE MAINTENANCE AND CHECKS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p.57
11.1 CHECKS TO BE PERFORMED BY THE USER . . . . p.57
11.2 CHECKS AND MAINTENANCE TO BE
PERFORMED BY SPECIALISED PERSONNEL. . . . p.57
12 COOLING CIRCUITS . . . . . . . . . . . . . . . . . . . . . . . p.59
13 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . p.72
14 RETIRING THE UNIT . . . . . . . . . . . . . . . . . . . . . . . p.74

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