TID-0028_0C TECHNICAL INSTRUCTIONS Belimo Motorized Valve Installation Applies to: • All Benchmark Boilers • All KC1000 Boilers Description of Document: This TID provides instructions for installing and wiring Belimo motorized valves as used to isolate an AERCO Benchmark or KC1000 Boiler from the system during low load conditions.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document TID-0028_0C Technical Support: (Mon–Fri, 8am-5pm EST) 1-800-526-0288 www.aerco.com Disclaimer The information contained in this manual is subject to change without notice from AERCO International, Inc. AERCO makes no warranty of any kind with respect to this material, including but not limited to implied warranties of merchantability and fitness for a particular application.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document TID-0028_0C Table of Contents 1. Valve Application ..................................................................................................... 4 2. Valve Installation Location....................................................................................... 4 3. Valve Orientation ...................................................................................................... 5 4.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document TID-0028_0C 1. Valve Application These valves are only used to isolate a boiler from the system during low load conditions. A separate service valve MUST be installed for each boiler. See Figure 1 and Figure 2, which show typical installation diagrams – local codes and authorities should be consulted for compliance.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document TID-0028_0C Figure 2: Multiple Boiler Piping Schematic Showing Motorized Valve Locations for AERCO KC1000 Boilers 3. Valve Orientation The valve can be oriented in any position as long as the actuator does not go below the horizontal plane. See orientation guide from Belimo that is attached to the valve. 4. Valve Wiring See Table 1 on the next page to determine which of the included diagrams to use.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document TID-0028_0C Wiring Diagram Selection Guide for AERCO Boiler Valve Controller and AERCO supplied Belimo Valves How to use the below chart: 1. From the first column, identify the AERCO Boiler Series to which the Belimo valve will be applied.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document TID-0028_0C Figure 3: Identifying the Presence of BMK Pump Relay Option 69102 5. Identifying BMK Pump Relay Option 69102 If the BMK Boiler features the label and relay as called out in Figure 3, above, then the unit is equipped with BMK Pump Relay Option 69102. PR2: 08/02/12 AERCO International, Inc. • 100 Oritani Dr.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document PR2: 08/02/12 AERCO International, Inc. • 100 Oritani Dr.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document PR2: 08/02/12 AERCO International, Inc. • 100 Oritani Dr.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document PR2: 08/02/12 AERCO International, Inc. • 100 Oritani Dr.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document PR2: 08/02/12 AERCO International, Inc. • 100 Oritani Dr.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document PR2: 08/02/12 AERCO International, Inc. • 100 Oritani Dr.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document PR2: 08/02/12 AERCO International, Inc. • 100 Oritani Dr.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document PR2: 08/02/12 AERCO International, Inc. • 100 Oritani Dr.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document PR2: 08/02/12 AERCO International, Inc. • 100 Oritani Dr.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document PR2: 08/02/12 AERCO International, Inc. • 100 Oritani Dr.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document PR2: 08/02/12 AERCO International, Inc. • 100 Oritani Dr.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document TID-0028_0C 6. Sequencing of Motorized Valve Through Building Automation System 6.1 Prerequisites for Automation 1. Motor Operated Valve (MOV) for each boiler must have a proof of open switch. 2. Check with valve manufacturer for the time it requires for the valve to fully open. Opening time must not exceed 110 seconds. 6.2 Wiring/Programming for Automation 1.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document TID-0028_0C NOTE For complete wiring connections, see Belimo’s Installation and Maintenance Instructions shipped with the valve and also available online at: http://www.belimo.us/belimo/media//Instructions/Installation/BFV_Instruction_Sheet.pdf 6.3 Sequence of Automation Functions 1. When a boiler is in demand, its Aux Relay will close, signaling the BAS. The Aux Start On Delay timer starts. 2.
Installing Belimo Motorized Valves on AERCO Benchmark Boilers Technical instruction Document TID-0028_0C Belimo Motorized Control Valve Warranty The Belimo Motorized Control Valve Warranty is conditionally warranted against failure due to defect in materials for (2) two years from shipment. AERCO shall accept no responsibility if such item has been improperly installed, operated, or maintained or if the buyer has permitted any unauthorized modification, adjustment, and/or repairs to the item.
