Temspec Unit Ventilator IOM 2023-07-05
[1]
INTRODUCTION ................................................................................................................................................................... 2
About the Unit Ventilator ............................................................................................................................................................................................................ 2
NOMENCLATURE FOR NON-COMPRESSORIZED UNIT VENTILATORS ............................................................................................................................ 2
SAFETY WARNINGS ........................................................................................................................................................... 3
ELECTRICAL CONNECTIONS............................................................................................................................................. 4
Line Voltage Connections .......................................................................................................................................................................................................... 4
Type and Ratings of Fuses and Circuit Breakers ...................................................................................................................................................................... 4
Grounding ................................................................................................................................................................................................................................... 4
Low Voltage Connections .......................................................................................................................................................................................................... 4
TYPICAL LAYOUTS ............................................................................................................................................................. 5
VUD 1200 ................................................................................................................................................................................................................................... 5
VUD 1600 ................................................................................................................................................................................................................................... 6
VUD 2000 ................................................................................................................................................................................................................................... 7
VUF 1200 ................................................................................................................................................................................................................................... 8
VUF 1500 ................................................................................................................................................................................................................................... 9
VDF 1200 ................................................................................................................................................................................................................................. 10
HCD 1200 ................................................................................................................................................................................................................................. 11
HCD 1600 ................................................................................................................................................................................................................................. 12
VER 1800 ................................................................................................................................................................................................................................. 13
VGB 1600 ................................................................................................................................................................................................................................. 14
HGB 1600 ................................................................................................................................................................................................................................. 15
VUD Face and Bypass ............................................................................................................................................................................................................. 16
OPERATION ....................................................................................................................................................................... 17
Typical Modes of Operation ..................................................................................................................................................................................................... 17
Standard Piping ........................................................................................................................................................................................................................ 18
Dampers ................................................................................................................................................................................................................................... 22
Powered Exhaust ..................................................................................................................................................................................................................... 22
Filtration .................................................................................................................................................................................................................................... 22
VER ERW Balancing Procedure .............................................................................................................................................................................................. 23
MAINTENANCE .................................................................................................................................................................. 24
Servicing the Unit ..................................................................................................................................................................................................................... 24
Maintenance Schedule ............................................................................................................................................................................................................. 24
Changing the Filters ................................................................................................................................................................................................................. 24
Cleaning the Coils .................................................................................................................................................................................................................... 25
Motors ....................................................................................................................................................................................................................................... 25
Cleaning the Energy Recovery Wheel ..................................................................................................................................................................................... 25
Maximum Operating Conditions .......................................................................................................................................... 27
TROUBLESHOOTING ........................................................................................................................................................ 27
Accessories Instructions ..................................................................................................................................................... 28
Block-off Panel ......................................................................................................................................................................................................................... 28
Side Pipe Cover ....................................................................................................................................................................................................................... 29
Top Extension .......................................................................................................................................................................................................................... 30
Top Plenum – Free Discharge ................................................................................................................................................................................................. 31
Top Acoustical Plenum ............................................................................................................................................................................................................ 32
Raised Base ............................................................................................................................................................................................................................. 33
Rear Plenum............................................................................................................................................................................................................................. 34
Wall Assembly .......................................................................................................................................................................................................................... 36
REPLACEMENT PARTS .................................................................................................................................................... 37
Limited Warranty ...................................................................................................................................................................................................................... 37
Part Sales ................................................................................................................................................................................................................................. 37
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