Sunday, April 30, 2017

Fire Alarm Country of Origin

Shown below is the back of a printed circuit board.  The board is used in unlisted non-FM approved VHF radio central station hardware.  The central station hardware pictured was found on a US military base in Kuwait.  The country of origin, or country of manufacturer has been obscured, or removed by unknown party or parties. This is the kind of thing you find in my world:


Electrical Arc.

Laundry Room protected by out of service addressable fire alarm system on an overseas military base in Kuwait.  Protect these spaces accordingly.


Friday, May 20, 2016

Pipe Support

The following photos show pipe supports.

It is assumed in inspections that pipe supports have been approved.  Pipe supports do not require to be listed.  The following must have been approved:



The next photo shows another seemingly approved installation.  The SLR ratio is?

Another approved install:


A small anti-freeze system is shown below:

The next two (2) photos show another install:



Another small install:


The photo below shows ATR under non-axial loading. Not a deficiency.

Another view:





Thursday, May 19, 2016

Fire Dampers

The following photo shows an incorrect field modification to a fire damper. 



Wednesday, May 18, 2016

Duct Detectors

The following photo shows a horizontally mounted duct detector under going inspection:


Pipe (Condition, Differential Movement)

Below a photograph shows possible differential ground movement and resulting damage to supports for an above ground heat traced insulated water supply:

Another view:


Another location on this feed shows another support strap failure:


Photo below shows missing bolts:


More missing bolts:




Another support disconnected:




Tuesday, May 17, 2016

On Dry Chemical Systems

The following photo shows a dry chemical overhead piping system:

The following photo shows a pneumatic actuator to dry chemical (Foray) storage tanks (system is undergoing inspection):

Below, a photo shows tanks being disconnected and removed for inspection:

Another photo showing on going inspection:



Initiating Panel undergoing inspection:
Below, a photo shows recently inspected (and weighted) nitrogen cylinders used to trip various dry chemical systems:

Dry Chemical Nozzle is shown (visual inspection being conducted, blow off cap removed):



Photo below shows a normal pneumatic actuator:

The next three (3) photos show a pneumatic actuator (removed from a 1,500# Foray system) removed from service.  The actuator is in a non-normal condition. 



The next photo shows a side view of the actuator: