C NC NO BB M 1 2 1 2 3 3 B M 1 1 2 2 3 3 RESTRICTOR M 1 2 3 4 5 1 2 3 4 5 FAN SYSTEM WITH MANY ERRORS POTENTIAL ISSUES -1- What are the errors in the mechanical arrangement? -2- What are the errors with the pneumatic arrangement? -3- What are the errors with the safety circuit? -4- What are the errors with the wiring? Answers are on page 10.184 7.62 RETURN FAN NC NC NC OUTSIDE AIR COOLING COIL HEATING COIL SUPPLY FAN SMOKE DETECTOR SPRINKLER HEAD V2 4# - 8# V1 9# - 13# C NC NC C NO NO CWR CWS HWR HWS EP1 24V MIXED AIR TEMP. RETURN TEMP. PE1 10# NC RC1 RA RC2 DA MIXED AIR SET 75˚F RETURN AIR SET 70˚F 120V OFF SMOKE DETECTOR PE1 EP1 FAN COIL AUTO HAND
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