Drager Medical Air Compressor Operation manual

Drager

“MEDICAL AIR COMPRESSOR

OPERATION AND SERVICE MANUAL

SPECIFICATIONS:

Minimum Continuous Output: 60 Ipm © 37 psi

Outlet		Pressure:		37-49		psi
Dew	Point Depression:					3°	C	below	room ambient
Power		Requirement:			115V,		60Hz, 10		Amps
Current		Leakage:				normal		polarity open ground
						less	than 85		microamps
Circuit		Breaker:		15	Amps
Weight:		126	Ibs.
Noise	Level:		52	dBa	+	2 dBa
Compressor			Safety		Valve:		85	psig t	5 psig

*PRECAUTIONS

Before

operating

or

servicing

the

air

compressor,

read

and

understand

all

the accompanying

manuals.

Be

familiar

with

all

the precautions, notes

and

warnings. Drager is

not

responsible

for

damages

caused

by

misuse.

Do

not

use

the

compressor

if repair is needed. Replace broken

or

worn parts

immediately.

Follow

the

instructions

in this

service

manual to

perform scheduled

maintenance

and

repairs.

WARNING:

To avoid shock hazard, refer all servicing to qualified

-

personnel.

WARNING:

Do

not use the compressor in the

presence

of flammable

-

anesthetics.

WARNING:

The

compressor

is

grounded.

DO

NOT

plug

it into an

ungrounded

outlet

or

an adaptor.

WARNING:

Never

put oxygen

into the

compressor.

The

electrical

components

-

are

not

approved

for oxygen

use.

CAUTION:

It is

recommended

that

you

install

a

transparent

water

trap

at

the

inlet

of all blenders,

respirators,

etc.

to

protect them from

moisture in case the drying system

of the

compressed

air

source

(portable

or piped)

fails.

The

water

trap

should

be checked

and

|

emptied

daily.

CAUTION:

The

compressor

is

of the oil-less type and

MUST

NOT

be

lubricated.

0-18

ОКАСЕК

ОЛ

JUNE

199!

| TABLE OF CONTENTS

ROUTINE MAINTENANCE

WEEKLY QUARTERLY YEARLY

BETWEEN 8000-9000 HOURS TROUBLE SHOOTING

A. PRESSURE GAUGE NEEDLE STICKS OR VIBRATES

B.OVERHEATING

C.NOISE/EXCESSIVE VIBRATION

D.WATER PROBLEMS

E.HIGH PRESSURE

F.LOW PRESSURE

	If	the	compressor	is	not running
-	If	the	compressor	is	running

SERVICE

A. TO CHECK FOR A FAULTY SOLENOID

B. ADJUSTING THE PRESSURE SWITCH

EXTERNAL AIR RESERVOIR KIT

A.AIR OUTLET MODIFICATIONS

B. INSTALLING OPTIONAL EXTERNAL AIR RESERVOIR KIT

REPLACEMENT PARTS LIST

WIRING SCHEMATIC

PNEUMATIC SCHEMATIC

ROUTINE MAINTENANCE

O © © © © © 00 “Y Y Y“ Y“ OO Mn NN

Note: After performing any maintenance procedure, verify the performance of the unit to the specifications on page 1, use an RT-200 or equivalent measuring device.

WEEKLY

Remove the	foam inlet filter	on	the front	of the compressor. Wash it in warm soapy water, rinse well, allow to dry
and reinstall.	Replacement	part	#13989.

QUARTERLY

Wash/replace the air pump intake filter elements:

	“FILTER,	COMPLETE INTAKE
1.	_Unthread the 8 screws from the rear door and remove	968-402
	door.

2.Locate the muffler in the left side of the compartment.

Unscrew intake filter assy. from the muffler.

3.Snap the cap off of the intake filter and pull the filter

	elements out. Wash them in warm soapy							water.	Rinse
	well, allow to dry and		reinstall.		While		the	cap is	off, wipe it
	and the inside	of the	filter	with	a	clean	dry	cloth.		“	FILTER, FELT
4.	Reassemble by	reversing		steps	1	through		3.
											901-425
										— FILTER,	FOAM
									FIGURE i	901-426

YEARLY

A

Preventive Maintenance Kit should

be installed, part #14003.

It

includes:

|.	Inlet Filters			(6)	#13989
..	Water	Jar	Filter		#924-401
3.	Water Jar O-ring				#13530
4.	Regulator		Diaphragm		#923-402
5.	Relief	Valve		Diaphragm	#923-401
6.	Intake	Filter		Element	#901-425
7.	Intake	Filter		Element	#901-426

A. To install the intake filter element see 'QUARTERLY' page 2.

B.To install the water trap jar o-ring and water trap filter:

‘Remove the inlet filter from the front of the unit.

=No

FIGURE 2

2.	‘Loosen	the 2	screws	that	hold	the	inlet	grille	in place and remove
	grille.
3	Pull the	tubing	off of	the	bottom	of	the	water	jar.

À,

4. 'Unthread the bowl and remove.

5 ‘Unthread the retainer cap and remove the filter.

6 Install the new filter and reinstall the retainer cap.

7Carefully position the new O-ring on top of the water jar and rethread. !t is important to make this seal tight.

L = mues que)

© “To install the relief valve and regulator diaphragms:

1	‘Unthread	the	8	screws	from the	rear	door and	remove	the	door.
2.	Relief valve		has	a white	locking	ring,	regulator	has a	red	locking
|	ring.
3.	Unthread and remove the bonnet portion of the relief valve.
4.	Remove the worm diaphragm, install the replacement and
.	reassemble		relief valve.
5.	Unthread	the	bonnet from the regulator.

FIGURE 3

REGULATOR O A Y DIAPHRAGM

-	RELIEF
	VALVE
/	DIAPHRAGM

FIGURE 4