6605 MERRILL CREEK PKY 2024-05-23

SEQUENCE OF OPERATION i �E � c) HUMIDIFIER(HUM) z CONTROL TYPE:FACTORY CONTROLS.BMS IS USED FOR STATUS VISIBILITY ONLY,NOT DIRECT CONTROL. C Q 3 E OCCUPIED HOURS:24!//385 C L m E DESCRIPTION:ROOF MOUNTED GAS FIRED HUMIDIFIER,OUTDOOR ENCLOSURE,FACTORY CONTROLS WITH MODBUS AND SACHET. CONFIGURATION:(2)HUMIDIFIERS IN A N-I CONFIGURATION SUPPLY A SINGLE MUA UNIT. - 8 SENSORS:CONNECT FACTORY CONTROLS TO EXISTING SENSORS(ZONE HUMIDISTAT,POSITIVE AIRFLOW SENSOR,HIGH-LIMIT HUMIDISTAT) co -� GENERAL OPERATION: °)v 3 FACTORY CONTROLS RECEIVES AN INPUT FROM THE EXISTING ZONE HUMIDISTAT TO CONTROL THE STEAM OUTPUT. 0 } N HUMIDIFIER FILL AND FLUSH ARE AUTOMATICALLY CONTROLLED BY FACTORY CONTROLS. 0 -on 8 OUTDOOR ENCLOSURE COOLING FANS AND FREEZE PROTECTION ARE AUTOMATICALLY CONTROLLED BY FACTORY CONTROLS. � - mo SAFETY INTERLOCKS:HUMIDIFIER ONLY OPERATES UPON AIRFLOW SENSED BY THE POSITIVE AIRFLOW SENSOR.HUMIDIFIER SHUT$OFF UPON ASIGNAL FROM THE HIGH-LIMIT HUMIDISTAT. U ISOLATION VALVES:AN ISOLATION VALVE IS INSTALLED IN THE STEAM SUPPLY PIPE FROM EACH HUMIDIFIER TO THE$TEAM INLET ADAPTER.THE VALVE FOR THE PRIMARY HUMIDIFIER MUST co < c- LL E ALWAYSBEOPEN.THE VALVE FOR THE STANDBY HUMIDIFIER MUST ALWAYS BE CLOSED.VALVES FOR THE PRIMARY AND STANDBY HUMIDIFIERS SHOULD NEVER BE BOTH OPEN OR BOTH CLOSED. G �a G SETPOINTS 4 ZONE HUMIDITY SETPOINT:35%RH(ADJ.) i HIGHIIMIT HUMIDISTAT:85%RH(ADJ.) BMS POINTS _ THE BACNET POINTS LISTED BELOW ARE SUGGESTED POINTS.VERIFY THE REQUIRED POINTS WITH THE BUILDING ENGINEER AND OWNER. F _� REFER TO THE HUMIDIFIER IOM FOR A FULL LIST OF BACNET POINTS. -HUM STATUS,OPERATING STATUS -SERVICE STATUS,MAINTENANCE AND MALFUNCTIONS STATUS 819' -FAULT CODE,ERROR CODE BBIOXeL`� -HUMIDITY CONTROL,HUMIDITY DEMAND 0-100% -SETPOINT,HUMIDITY$ETPOINT 0-55% -LEVEL,WATER LEVEL IN TUB DATATRENDING 08/18/2023 THE TREND POINTS AND TIME INTERVALS LISTED BELOW ARE SUGGESTED.VERIFY THE REQUIRED TREND POINTS AND TIME INTERVALS WITH THE BUILDING ENGINEER AND OWNER, AMOUNT OF TREND DATA TO RECORD:3 MONTHS -ZONE HUMIDITY,EVERY 30 MINUTES w -ZONE TEMPERATURE,EVERY 30 MINUTES Q -ZONE HUMIDITY SET POINT,EVERY 30 MINUTES ❑ -OUTDOOR AIR TEMPERATURE,EVERY 30 MINUTES -OUTDOOR AIR RELATIVE HUMIDITY,EVERY 30 MINUTES -HUMIDITY CONTROL,HUMIDITY DEMAND 0-100%,EVERY 30 MINUTES PIPING SYSTEM ABBREVIATIONS 0 ABBV FULL NAME ABBV FULL NAME ABBV FULL NAME w C CONDENSATE INDIRECT DRAIN HHWR HEATING HOT WATER RETURN NOV NATURAL GAS VENT W CA AIR COMPRESSED HHWS HEATING HOT WATER SUPPLY PA AIR PNEUMATIC I K CDWR CONDENSER WATER RETURN HPC STEAM CONDENSATE HIGH PRESS PC CONDENSATE PUMPED CDWS CONDENSER WATER SUPPLY HPS STEAM HIGH PRESS PCHR CHILLED WATER(PROCESS)RETURN CHRV CHILLER RELIEF VENT HRR HEAT RECOVERY RETURN PCHS CHILLED WATER(PROCESS)SUPPLY I w CHWR CHILLED WATER RETURN HRS HEAT RECOVERY SUPPLY RGAS REFRIGERANT HOT GAS F CHWS CHILLED WATER SUPPLY LPC STEAM CONDENSATE LOW PRESS RLIQ REFRIGERANT LIQUID C STM STEAM CLEAN LPG LIQUID PROPANE RSUC REFRIGERANT SUCTION C CLOSED LOOP WATER RETURN LIPS STEAM LOW PRESS SCHR CHILLED WATER(SECONDARY)RETURN CLS CLOSED LOOP WATER SUPPLY LTCR CHILLED WATER(LOW TEMP)RETURN SCHS CHILLED WATER(SECONDARY)SUPPLY COMB-PVC AIR COMBUSTION PVC LTCS CHILLED WATER(LOW TEMP)SUPPLY SCV STEAM CONDENSATE VENT CRYV CRYO VENT MPC STEAM CONDENSATE MEDIUM PRESS SPC STEAM CONDENSATE PUMPED FOC FUEL OIL SECONDARY CONTAINMENT MPS STEAM MEDIUM PRESS 5V STEAM VENT F FUEL OIL FILL MUW MAKE-UP WATER VAC VACUUM FOR FUEL OIL RETURN NG-2PSI NATURAL GAS 2PSI VAC-E VACUUM EXHAUST FOS FUEL OIL SUPPLY NC-5PSI NATURAL GAS 5PSI VRFG VRF HOT GAS FOV FUEL OIL VENTS NG-CONDUIT NATURAL GAS CONDUIT VRFL VRF HIGH PRESS LIQUID GENX GENERATOR EXHAUST NG-H NATURAL GAS HIGH PRESS VRFS VRF LOW PRESS SUCTION G GLYCOL WATER RETURN NGL NATURAL GAS LOW PRESS GLWS GLYCOL WATER SUPPLY NG-M NATURAL GAS MEDIUM PRESS N 0 O w PIPING SYMBOL LEGEND J SYMBOL DESCRIPTION ABBV SYMBOL DESCRIPTION ABBV LL] VALVE TWO-WAY CONTROL 2WAY Q SENSOR SNSR N VALVE THREE-WAY CONTROL SWAY Q TEMPERATURE INDICATOR THERM VALVE AUTOMATIC FLOW CONTROL AF METER BTU BTU MTR 0 VALVE BALANCING BALV SUB-METER WATER FLOW MTR Uj VALVE BALANCING AUTOMATIC ABALV PRESSURE/TEMPERATURE PORT P&T LL. Pa VALVE BALL-FULL PORTED BV DP SENSOR PRESSURE DIFFERENTIAL DP Q VALVE BALL-W/3/4"HOSE ADAPTOR BVW/HA STRAINER STRN CC QI VALVE BUTTERFLY BFV SUCTION DIFFUSER SUC DIFF C QI VALVE BUTTERFLY-W/MEMORY STOP BFVM = UNION UNION T� N VALVE CHECK CV HOSE BIBB HE 2 w TiT VALVE CIRCUIT SETTER CS 'L PIPE BREAK-PIGTAIL I U VALVE GAS COCK GC POINT OF CONNECTION P.O.C. UZ} DQ VALVE GATE GV I> CONCENTRIC REDUCER CR I„LI Q VALVE GLOBE GLV ECCENTRIC REDUCER ER z_ /1 VALVE PRESSURE REDUCING PRV acrvws PIPE-SIZE&ABBREVIATION 0U) UJ/� V Qa ! VALVE PRESSURE RELIEF RV 6'CHws PIPE-SIZE&ABBREVIATION WITH INSULATION <Y LEI VALVE SOLENOID SV THERMAL EXPANSION DEVICE EXP LL LUN J U ♦wj Q AUTOMATIC AIR VENT AV FLI FLEXIBLE CONNECTION O J(..) v/ MANUALAIRVENT MAV 4 FLEX PIPE I <J WATER HAMMER ARRESTOR WHA PIPE-HEAT TRACEMJM co W W-1BACKFLOW PREVENTER BFP ® PUMP W Wo�I j / ® RREDBUCCEE PRESS.BACKFLOW PREVENTER BW P AIR SEPARATOR POT FEEDER C OTEP ♦Z/��Z/�-W X0�/�= /w/� V)U).W U) o- C FLOW DIRECTION ARROW HEAT EXCHANGER HTX _ Q PRESSURE INDICATOR PRESS EXPANSION TANK ET C LEE 08-0823 CHECKED BY DATE P-D S HARGROVE 08.08-23 CAD ISSUE DATE D LAMBERT 08-08-23 RABING NUMBER DC-2710-73234418-00 SHEET NUMBER TM0.02 L City of Everett Permit Review EVERETT Status:Approved 09/12/2023 8:59:20 AM L