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Task 30) Maintain/install/inspect jacket water heaters

a Determine voltage/single or three phase
b Determine wattage for application
c Determine thermostat setting
d Verify wire sizing and condition
e Optional oil pressure switch
f Isolation valves
g Condition of hoses
h Condition of coolant
i Test thermostat and element
j Circulating pumps operation
k Three styles
--vertical
--horizontal
--direct immersion

Reference:
EGSA (2015). On-Site Power Generation Reference Book, Fifth Edition. Boca Raton, Florida:
Electrical Generating Systems Association. General Reference

Task 31) Maintain/install/inspect louvers

a Inspect operation
b Check for binding
c Check for adequate air flow
d Check control relays
e Determine normally open or closed controls
f Fail safe controls
g Positioning and location
h Electrical or pneumatic
i Sizing conditions

Reference:
EGSA (2015). On-Site Power Generation Reference Book, Fifth Edition. Boca Raton, Florida:
Electrical Generating Systems Association. Chapter 40

Task 32 Maintain/install/inspect remote annunciator

a Lamp test
b Alarm annunciation
c Alarm horn
d Remote generator control
e Location

Reference:
EGSA (2015). On-Site Power Generation Reference Book, Fifth Edition. Boca Raton, Florida:
Electrical Generating Systems Association. Chapter 7

Page 29 - EGSA Apprentice Certification Program Study Guide