Conair MPA Technical Information download pdf (Page 43)

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5-1
UGH004/9499 microKool Portable Chillers
●●
Maintenance schedule . . . . . . . .5-2
●●
Cleaning evaporators   . . . . . . . .5-4
●●
Cleaning condensers   . . . . . . . .5-4
●●
Filling the tank   . . . . . . . . . . . . .5-5
●●
Checking refrigerant charge  . . .5-6
●●
Performing system tests  . . . . . .5-7
●●
Key/Display Test . . . . . . . . . . . . .5-8
●●
Input Test  . . . . . . . . . . . . . . . . . .5-9
●●
Output Test . . . . . . . . . . . . . . . .5-10
●●
Disabling or enabling
output monitors  . . . . . . . . . .5-11
●●
Calibrating temperature
sensors . . . . . . . . . . . . . . . . . .5-12
●●
Logging operating hours . . . . .5-14
MAINTENANCE

1 2 ... 38 39 40 41 42 43 44 45 46 47 48 ... 85 86

Please record your 2
TABLE OF 3
CONTENTS 3
INTRODUCTION 5
ATTENTION: 7
DESCRIPTION 9
WHAT IS THE 10
CHILLER? 10
APPLICATIONS 10
HOW IT WORKS: 11
FEATURES 13
2-6 DESCRIPTION 14
DESCRIPTION 2-7 15
PROTECTION 16
REQUIREMENTS 16
INSTALLATION 17
UNPACKING THE 18
PREPARING FOR 19
CONNECTING 20
PROCESS AND 20
WATER SUPPLY 20
THE MAIN 21
POWER SUPPLY 21
TESTING THE 22
ENTERING 23
SETPOINT 23
DEVIATION 23
PARAMETERS 23
INITIAL SETUP 24
CHANGING 25
TEMPERATURE 25
ENABLING AND 26
DISABLING 26
PASSCODE 26
SELECTING THE 28
CONTROL POINT 28
INSTALLING THE 30
AUTO START 30
ACTIVATING SPI 32
OPERATION 33
PC-1 CONTROL 34
PC-2 CONTROL 35
POSITIONING 36
ENTERING A 37
STARTING THE 38
STOPPING THE 39
USING THE 39
PUMPDOWN 39
PERFORMING AN 40
AUTO TUNE 40
MAINTENANCE 43
PREVENTATIVE 44
SCHEDULE 44
CLEANING 46
EVAPORATORS 46
CONDENSERS 46
Locate the fill port at 47
Refill the tank. Monitor 47
MAINTENANCE 5-5 47
CHECKING 48
REFRIGERANT 48
PERFORMING 49
SYSTEM TESTS 49
KEY/DISPLAY 50
INPUT TEST 51
OUTPUT TEST 52
DISABLING OR 53
ENABLING 53
MONITORS 53
CALIBRATING 54
OPERATING 56
TROUBLESHOOTING 57
BEGINNING 58
A FEW WORDS 58
HOW TO IDENTIFY 59
CAUSE OF A 59
SHUT DOWN 60
6-10 TROUBLESHOOTING 66
Possible cause 66
Solution 66
WILL NOT 68
POWER UP 68
CHECKING AND 69
REPLACING 69
RESETTING 70
OVERLOADS 70
REPLACING THE 70
PUMP OVERLOAD 70
MOTHERBOARD 71
COMPRESSOR 72
CONTACTOR 72
CHECKING THE 73
UNLOADER 73
FREEZESTAT 74
WE’RE HERE 75
PPENDIX A-2 76
SPI COMMANDS 77
SUPPORTED BY 77
SPI STATUS WORDS 78
PARTS/DIAGRAMS 81
IRING DIAGRAM UGH004/0999 82
PC-1 CIRCUIT BOARD 83
PC-2 CIRCUIT BOARD 85

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Conair MPA Technical Information Page 43

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