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2015 Washington State Energy Code Compliance Forms for Commercial,R2 and R3 over 3 sTories and all R1 -Page 10 of 19 PermitService Water Heating Plans 2015 Washington State Energy Code Compliance Forms for Commercial Buildings including R2&R3 over 3 stories and all R1 Revised January 2017 Project Title: Split system replacement Date 7/5/2017 The following information is necessary to check a permit application for compliance with the mechanicial systems and equipment requirements of the Washington State Energy Code,Commercial Provisions. Applicable Code Section Code Provision Information Required-Must be in permit documents Location in Building Department es,no,na Documents Notes Equipment-Sizing,Performance and Type C404.2 SWH equipment type and Provide equipment schedule on plans indicating type and capacity;indicate efficiency complies efficiency with required federal standard For individual SWH equipment serving an entire building with z 1,000,000 Btu/h capacity, indicate thermal efficiency a 90%;or exception taken High input-rated SWH For buildings with aggregate capacity of all SHW equipment t 1,000,000 Btu/h(exclude< C404.2.1 systems 100,000 Btu/h equipment from threshold calculation),indicate average capacity weighted thermal efficiency z 90%;or exception taken If applying Exception 1 for site-solar or site-recovered energy,provide calculations and source of annual service water heating energy use estimate C404.4 I Heat traps Indicate piping connected to equipment have heat traps on supply and discharge C404.5 Insulation under electric For electric water heaters located in unconditioned spaces or on concrete floors,indicate R-10 water heater insulation under equipment Piping Systems Indicate thickness of piping insulation on plans per Table C403.2.9;verify insulation is provided 0404.6 Insulation of piping - from the water heater to the final fixture in a line,from the inlet/outlet piping at water heater to heat trap(up to 8 feet),and on piping that is heat traced;note exceptions taken Indicate method of compliance on plans for all piping runs connecting service hot water source C404.3 Efficient SWH supply piping to hot water fixture(maximum pipe length or maximum pipe volume method per Table 0404.3.1);provide calculations for all piping runs documenting the total length and/or volume Service Water Heating System Controls For circulation systems with dedicated return piping,indicate controls are configured to automatically start pump based on demand for hot water and shut-off pump when there is no 0404.7.1 Heated-water circulating demand and when the desired water temperature is met - -- -- - - C404.8 systems For circulation systems with cold water supply piping serving as the return,indicate controls are configured to automatically start pump based on demand for hot water and shut-off pump when there is no demand,or when temperature of water entering the cold water supply pipe is >_104°F For heat trace systems provided to maintain temperature of service hot water in piping, C404.7.2 Heat trace system controls indicate controls are configured to de-energize system when there is no demand for hot water and when the desired water temperature is met C404.7.3 Controls for hot water For systems with separate water heater and storage tank,indicate controls are configured to storage limit operation time of pump after end of heating cycle to<_5 minutes For SWH,pool/spa and pressure boosting pump motors>_7.5 hp,indicate method of variable 0403.2.13 Variable flow control- flow control(VSD or equivalent method that requires 2:30%design wattage at 50%design fluid C403.4.2.7 pumps flow);note exception taken Identify basis of pump speed control(differential or static pressure setpoint,pressure,zone load demand,etc Pools and Permanent Spas-Equipment and Controls(Sections are under C404.11) Pool heating equipment Provide equipment schedule on plans indicating type and capacity for all pool heating C404.1 0.1 efficiency equipment;indicate efficiency complies with required federal standard;for heat pump water heaters indicate COP>_4 C403.2.13 abll �Varrie flow control- Refer to Service Water Heating System Controls umps C404.10.1 Indicate automatic on/off control based on scheduling and readily accessible on/off switch C404.10.2 Pool heater on/off controls on heater that operates independent of thermostat setting;note exceptions taken For all pools and in-ground permanent spas,indicate a vapor retardant cover on plans C404.10.3 Pool covers For all pools and in-ground spas heated to>90`F,indicate cover shall include insulations R- 12 C4 4.10.3 Pool assembly insulation For all pools and in-ground spas heated to>90 IF,Indicate on plans that sides and bottom are provided with insulation>_R-12 C404.12 Energy consumption of Indicate portable spa complies with Association of Pool and Spa Professionals APSP-14 portable spas I�