4.  Install  the  Hydran  M2-X  horizontally;  not  at  an  angle,  vertically  or  horizontally 
using  an  elbow  (see  Figure  1-4).  For  details  pertaining  to  the  positioning  of 
Hydran M2-X’s, see Section 4.3.1.2. 
 
Figure 1-4: Do Not Install the Hydran M2-X at an Angle, Vertically or Using an Elbow 
 
5.  Do not install the Hydran M2-X on elbows or fitting boxes (see Figure 1-5).  Elbows 
may cause turbulence that can affect the accuracy of gas level readings.  
 
Figure 1-5: Do Not Install the Hydran M2-X on an Elbow or a Fitting Box 
 
6.  Do not install the Hydran M2-X on the inlet side of the radiator pump (see Figure 
1-6).