Table 7-1. Major Components of Deckhouse Ventilation System
Control supply of fresh air
10 on deckhouse
port and 7 on
Prevent light penetration
through open louvers
Exhaust air from ROWPU space
On deckhouse top
for fans 1 thru 6
Control fan motors 1 thru 6
In ROWPU space, fans
1, 3, and 5 on
fans 2, 4, and 6 on
Provides emergency shutdown
Second button from left
of ventilating fan motors
on row of seven RED
buttons on starboard
bulkhead aft of door
Power panel 2
Controls ventilating system
fans in deckhouse and voids
forward of sliding door
7-5.3 Operating procedures
7-5.3.1 Increasing ventilation. Push controller ON switches to start ROWPU space ventilating fans Operate fans
(Figure 7-4) as desired to provide ventilation.
Fan controllers on starboard bulkhead are located as follows'
Fan 1 controller is aft of side door.
Fan 3 controller is forward of sliding door.
Fan 5 controller Is aft of sliding door.
Fan controllers on port bulkhead are located as follows:
Fan 6 controller is aft of side door.
Fan 4 controller is farther aft from side door.
Fan 2 controller is near air compressor.
7-5.3.2 Decreasing ventilation. To control circulation, push controller switches to OFF to stop fans as desired Close
any or all 17 ventilation hatches as necessary.
7-5.4 Shutdown procedures
7-5.4.1 Normal shutdown for less than 72 hours
Turn off deckhouse ventilating fans by pushing controller switches to OFF.
Close ventilation hatches as desired.