-11- 



Figure 4. --Main electric panel, showing-- 



(1) Compressor unit fuse block 



(2) Air -handling unit blower fuse 



block 



(3) Evaporative-condenser fuse 



block 



(4) Control fuse block 



(5) Heater fuse block 



(6) Two-speed compressor motor 



starter 



(7) Cycle-change time clock 



(8) Change-over relay blower and 



heaters 



(9) Impulse timer 



|10) Compressor positive off safety 

 switch 



(11) Auxiliary reheat change-over 



relay 



(12) Change-over relay- -refrigerant 



solenoid valves 



(13) Terminal block 



(14) Time -delay relay for unit No. 2 



(15) Blower magnetic starter for 



unit No. 2 



(16) Evaporative condenser starter 



(17) Defrost and auxiliary-fan 



time clock 



(18) Time -delay relay for unit 



No. 1 



(19) Blower magnetic starter for 



unit No. 1 



