222 CHAPTER NINETEEN
FIGURE 19.2.Coordination Issues.Item Coordination Requirements- Underground utilities Location, size, excavation by whom, from where?
- Equipment Method of support, location, by whom, anchors, access
 for receiving and installing, size limitations, flues, roof
 curbs.
- Piping Wall sleeves, size limitations, chases, in walls, under
 floors, floor sleeves, expansion compensators, access
 doors.
- Ductwork Sizes, support, access doors, drops, outlet sizes,
 chases, outside air louvers, roof curbs, lintels.
- Terminal equipment Recesses for CUH, RC, FC, etc., size of radiation,
 method of concealing, grille fastenings.
- Mechanical-electrical responsibility Who is doing what?
- Finishes Field or factory?
- Scheduling Work to be done? When required? Job to be completed
 on time—who, why, when?
FIGURE 19.1.HVAC Symbols and Abbreviations.19–5 Checklist
Heating (hot water):
boiler
stoker
oil tanks
gauges
fuel
piping
insulationcirculating pumps
piping accessories
radiators
fin tubes
enclosures
clocks
hangers
unit heaters